OPULENT PHARMA specialize in key areas like Organic Custom Synthesis & Chemical Development, and can offer chemical synthesis services of desired compounds from milligram to kg level. We are strong and currently focused in Pharmaceutical Impurity Synthesis but we also provide synthesis support for API, Pharmaceutical Intermediates, Specialty & Research Chemicals, Building Blocks & Library Synthesis, Custom Synthesis. We can offer more than 4000 Impurities (LIST ENCLOSED) from STOCK at an very competitive price, also feel free to share other requirements as the products we can offer are not limited to the list.
2.
A Beta‐Epoxyabiraterone Acetate
A 7‐Ketoabiraterone Acetate
A Abiraterone Methyl Ether 1470276‐23‐3
A Abiraterone Acetate N‐Oxide
A Abiraterone Acetate‐5,6‐Epoxide
A Product: ACARBOSE IMPURITIES
A Acarbose EP Impurity A 1013621‐79‐8
A Acarbose EP Impurity C 610271‐07‐3
A Acarbose EP Impurity E 1220983‐28‐7
A Acarbose EP Impurity F 83116‐09‐0
A Acarbose EP Impurity G 1013621‐73‐2
A Product: ACEBUTOL IMPURITIES
A Acebutolol EP Impurity A (Acebutolol Epoxypropoxy Impurity) 28197‐66‐2
A Acebutolol EP Impurity B/ Acebutolol Related Compound B (Diacetolol)
22568‐64‐5
73899‐76‐0
A Acebutolol EP Impurity C 40188‐45‐2
A Acebutolol EP Impurity D 57898‐80‐3
A Acebutolol EP Impurity E (Acebutolol Desacetyl Impurity) 1432053‐72‐9
A Acebutolol EP Impurity J 57898‐79‐0
A Product: ACECLOFENAC IMPURITIES
A Aceclofenac EP Impurity A (Diclofenac)
15307‐86‐5
15307‐79‐6
A Aceclofenac EP Impurity B (Diclofenac Methyl Ester) 15307‐78‐5
A Aceclofenac EP Impurity C (Diclofenac Ethyl Ester) 15307‐77‐4
A Aceclofenac EP Impurity D (Aceclofenac Methyl Ester) 139272‐66‐5
A Aceclofenac EP Impurity E (Aceclofenac Ethyl Ester) 139272‐67‐6
A Aceclofenac EP Impurity F (Aceclofenac Benzyl Ester) 100499‐89‐6
A Aceclofenac EP Impurity G (Acetic Aceclofenac) 1215709‐75‐3
A Aceclofenac Impurity EP H (Diacetic Aceclofenac) 1216495‐92‐9
A Aceclofenac EP Impurity I (Diclofenac EP Impurity A/ Diclofenac USP Related Compound A/ Diclofenac Amide) 15362‐40‐0
3.
A Product: ACEMETACIN IMPURITIES
A Acemetacin EP Impurity A (Indomethacin EP Impurity A/ Indomethacin Related Compound B/ Bezafibrate EP Impurity B) 74‐11‐3
A Acemetacin EP Impurity B (Indomethacin) 53‐86‐1
A Product: ACESULFAME POTTASIUM IMPURITIES
A Acesulfame Potassium Impurity A/ Acetoacetamide 5977‐14‐0
A Product: ACETAZOLAMIDE IMPURITIES
A Acetazolamide EP Impurity A 60320‐32‐3
A Acetazolamide EP Impurity B 5393‐55‐5
A Acetazolamide EP Impurity C 32873‐56‐6
A Acetazolamide EP Impurity D 14949‐00‐9
A Acetazolamide EP Impurity E 827026‐60‐8
A Acetazolamide EP Impurity G 2349‐67‐9
A Product: ACETYLSALICYLIC ACID IMPURITIES/ ASPIRIN IMPURITIES
A Acetylsalicylic Acid EP Impurity A (Butyl Parahydroxybenzoate EP Impurity A/ p‐Salicylic Acid/ 4‐Hydroxybenzoic acid) 99‐96‐7
A Acetylsalicylic Acid EP Impurity B (4‐Hydroxyisophthalic Acid) 636‐46‐4
A
Acetylsalicylic Acid EP Impurity C (Salicylic Acid/ Lamivudine EP Impurity C/ Mesalazine EP Impurity H/ Sulfasalazine EP
Impurity H) 69‐72‐7
A Acetylsalicylic Acid EP Impurity D (Acetylsalicylsalicylic acid) 530‐75‐6
A Acetylsalicylic Acid EP Impurity E (Salsalate/ Salicylsalicylic acid) 552‐94‐3
A Acetylsalicylic Acid EP Impurity F (Acetylsalicylic Anhydride) 1466‐82‐6
A Salicylaldehyde Azine 959‐36‐4
A Product: ACYCLOVIR IMPURITIES
A Acyclovir EP Impurity A (O‐Acetyl Aciclovir/ Valaciclovir EP Impurity I/ Valaciclovir Related Compund I) 102728‐64‐3
A Acyclovir EP Impurity B (Guanine/ Valaciclovir EP Impurity A/ Valaciclovir Related Compound A) 73‐40‐5
A Acyclovir EP Impurity C (Aciclovir N7‐Isomer) 91702‐61‐3
A Acyclovir Impurity D 59277‐91‐7
A Acyclovir EP Impurity F (N2‐Acetyl Aciclovir) 110104‐37‐5
A Acyclovir EP Impurity G (Aciclovir N,O‐Diacetate) 75128‐73‐3
4.
A Acyclovir Impurity H 133186‐23‐9
A Acyclovir EP Impurity J 166762‐90‐9
A Acyclovir EP Impurity L 3056‐33‐5
A Acyclovir EP Impurity M (N,O‐Diacetate Isoacyclovir) 91702‐60‐2
A Acyclovir Impurity N
A Acyclovir EP Impurity P 23169‐33‐7
A Acyclovir L‐Alaninate (Valaciclovir EP Impurity H/ Valaciclovir Related Compund H/ Didesmethyl Valacyclovir)
84499‐64‐9
84499‐63‐8
A Acyclovir L‐Isoleucinate (Valaciclovir EP Impurity J) 142963‐63‐1
A Acyclovir N‐Methylene Dimer (Valaciclovir EP Impurity L) 1797131‐64‐6
A Acyclovir D‐Valinate (Valaciclovir EP Impurity R/ D‐Valacyclovir)
142963‐60‐8
124832‐28‐6
A 2‐amino‐8‐hydroxy‐9‐((2‐hydroxyethoxy)methyl)‐1,9‐dihydro‐6H‐purin‐6‐one 80685‐23‐0
A Product: ADAPALENE IMPURITIES
A Adapalene EP Impurity B (Adapalene 3‐Hydroxy Impurity) 1346599‐76‐5
A Adapalene EP Impurity C/ Adapalene Related Compound C (o‐Adamantylanisole) 43109‐77‐9
A Product: ADRENALINE IMPURITIES/ EPINEPHRINE IMPURITIES
A Adrenaline EP Impurity B 51‐41‐2
A Adrenaline Impurity C/ Epinephrine Impurity C (Adrenalone)
99‐45‐6
62‐13‐5
A Adrenaline EP Impurity D 1095714‐91‐2
A Adrenaline Impurity E/ Epinephrine Impurity E 36467‐25‐1
A Adrenaline EP Impurity F 78995‐75‐2
A Epinephrine Sulfonic Acid 26405‐77‐6
A Product: AGOMELATINE IMPURITIES
A Agomelatine Dimer Acetamide 1385018‐58‐5
A Agomelatine Desmethyl Impurity 152302‐45‐9
A 7‐Methoxy‐1‐naphthaleneacetonitrile 138113‐08‐3
A Product: ALBENDAZOLE IMPURITIES
A Albendazole EP Impurity A (Albendazole Amine/ Desmethoxycarbonyl Albendazole) 80983‐36‐4
5.
A Albendazole EP Impurity B (Albendazole Sulfoxide/ Ricobendazole) 54029‐12‐8
A Albendazole EP Impurity C (Albendazole Sulfone) 75184‐71‐3
A Albendazole EP Impurity D (Desmethoxycarbonyl Albendazole Sulfone) 80983‐34‐2
A Albendazole EP Impurity E (Carbendazim) 10605‐21‐7
A Albendazole EP Impurity F 80983‐45‐5
A Albendazole EP Impurity G (Ethyl Albendazole)
A Albendazole EP Impurity H
A Albendazole EP Impurity I (Oxibendazole) 20559‐55‐1
A Albendazole EP Impurity J 946498‐41‐5
A Albendazole EP Impurity K 70484‐51‐4
A Albendazole EP Impurity L 108579‐67‐5
A O‐Desmethyl‐O‐ethyl Albendazole 139751‐05‐6
A Product: ALFUZOSIN IMPURITIES
A Alfuzosin EP Impurity A/ Alfuzosin Related Compund A (Alfuzosin Tetradehydro Impurity)
98902‐36‐4
98902‐29‐5
A
Alfuzosin EP Impurity B (Prazosin EP Impurity A/ Terazosin EP Impurity A/ Doxazosin EP Impurity F/ Doxazosin Related
Compund C) 23680‐84‐4
A Alfuzosin EP Impurity C
98902‐34‐2
72104‐34‐8
A Alfuzosin EP Impurity D / Alfuzosin Related Compound D (Alfuzosin Aminopropyl Impurity)
76362‐29‐3
81403‐69‐2
A Alfuzosin EP Impurity E
1796934‐51‐4
1026411‐59‐5
A Alfuzosin EP Impurity F 19216‐53‐6
A Alfuzosin EP Impurity G (Dimer) 928780‐95‐4
A (2‐Chloro‐6,7‐dimethoxyquinazoline‐4‐yl)‐(3,4‐dimethoxyphenyl)‐amine 144511‐78‐4
A Product: ALIMEMAZINE IMPURITIES
A Alimemazine EP Impurity C (Promethazine EP Impurity A/ Phenothiazine) 92‐84‐2
A Product: ALLOPURINOL IMPURITIES
6.
A Allopurinol EP impurity A/ Allopurinol Related Compound A
5334‐31‐6
27511‐79‐1
A Allopurinol EP impurity B/ Allopurinol Related Compound B 22407‐20‐1
A Allopurinol EP impurity C/ Allopurinol Related Compound C 1346604‐13‐4
A Allopurinol EP impurity D/ Allopurinol Related Compound D 6994‐25‐8
A Allopurinol EP Impurity E/ Allopurinol Related Compound E 31055‐19‐3
A 2‐cyano‐3‐morpholinoacrylamide 25229‐97‐4
A Product: ALMOTRIPTAN IMPURITIES
A Almotriptan Related Compound A (N‐Hydroxymethyl Almotriptan) 1018676‐02‐2
A Almotriptan Related Compound B (Almotriptan Didesmethyl Impurity) 181178‐24‐5
A Almotriptan Related Compound C (N‐Desmethyl Almotriptan) 334981‐12‐3
A Almotriptan Related Compound D (Almotriptan N‐Oxide)
603137‐43‐5
1391054‐49‐1
A Product: ALOGLIPTIN IMPURITIES
A Alogliptin‐1‐oxo‐1‐de(piperidin‐3‐amine) 1246610‐72‐9
A 6‐Chloro‐3‐methyluracil 4318‐56‐3
A Alogliptin 6‐Chloro Impurity 865758‐96‐9
A 2‐Cyanobenzyl bromide 22115‐41‐9
A Alogliptin S‐Isomer
1108732‐05‐3
1638544‐64‐5
A 4,6‐Dichloro‐2‐(methylthio)pyrimidine 6299‐25‐8
A 4,6‐Dichloro‐2‐(methylsulfonyl)pyrimidine 4489‐34‐3
A 6‐Chloro‐2‐(methylthio)pyrimidin‐4‐ol 6632‐63‐9
A Product: ALPRAZOLAM IMPURITIES
A Alprazolam EP Impurity G 448950‐89‐8
A Product: ALTIZIDE IMPURITIES
A
Altizide EP Impurity A (Hydrochlorothiazide EP Impurity B/ Hydrochlorothiazide Related Compound A/ Benzothiadiazine
Related Compound A/ Salamide ) 121‐30‐2
A Product: AMANTADINE IMPURITIES
A Amantadine EP Impurity B (N‐Acetyl Amantadine) 880‐52‐4
7.
A Product: AMBRISENTAN IMPURITIES
A Ambrisentan N‐Oxide
A Ambrisentan Hydroxy Acid Impurity 178306‐52‐0
A Product: AMBROXOL IMPURITIES
A Ambroxol EP Impurity A (Bromhexine EP Impurity A) 50739‐76‐9
A Ambroxol EP Impurity B
18683‐95‐9
15942‐08‐2
A Ambroxol EP Impurity C (Dehydro Ambroxol) 50910‐53‐7
A Ambroxol EP Impurity D (cis‐Ambroxol HCl/ Acebrophylline Impurity D) 107814‐37‐9
A Ambroxol EP Impurity E (Bromhexine EP Impurity B) 50910‐55‐9
A Product: AMFENAC IMPURITIES
A 2‐Amino‐3‐benzoyl‐α‐oxo‐benzeneacetic Acid 126849‐31‐8
A 7‐Benzoylindoline‐2,3‐dione 70803‐94‐0
A Product: AMINOCAPROIC ACID IMPURITIES
A 6‐Aminocaproic Acid Dimer 2014‐58‐6
A Product: AMIODARONE IMPURITIES
A Amiodarone EP Impurity B/ Amiodarone Related Compound B (Desethyl Amiodarone)
83409‐32‐9
96027‐74‐6
A Amiodarone EP Impurity D/ Amiodarone Related Compound D 1951‐26‐4
A Amiodarone EP Impurity E/ Amiodarone Related Compound E 52490‐15‐0
A Amiodarone EP Impurity F/ Amiodarone Related Compound F 147030‐50‐0
A Amiodarone EP Impurity H/ Amiodarone Related Compound H 869‐24‐9
A Amiodarone Methoxy Impurity 83790‐87‐8
A 2‐butyl benzofuran 4265‐27‐4
A Product: AMISULPIRIDE IMPURITIES
A (2S)‐2‐Aminomethyl‐1‐ethylpyrrolidine 22795‐99‐9
A Product: AMITRAZ IMPURITIES
A 2,4‐dimethylaniline 95‐68‐1
A Product: AMITRIPTYLINE IMPURITIES
8.
A
Amitriptyline EP Impurity A/ Amitriptyline Related Compound A (Nortriptyline EP Impurity A/ Cyproheptadine EP
Impurity B/ Dibenzosuberone) 1210‐35‐1
A Amitriptyline EP Impurity B (Cyclobenzaprine) 6202‐23‐9
A Amitriptyline EP Impurity C (Nortriptyline)
72‐69‐5
894‐71‐3
A Amitriptyline EP Impurity D/ Amitriptyline Related Compound B (Nortriptyline EP Impurity D/ Amitriptynol) 1159‐03‐1
A Amitriptyline EP Impurity G (Dibenzosuberol/ Nortriptyline EP Impurity I) 1210‐34‐0
A Amitriptyline N‐Oxide (Nortriptyline EP Impurity J) 4317‐14‐0
A Product: AMLODIPINE IMPURITIES
A Amlodipine Impurity‐A (EP) /Amlodipine Related Compound D (Phthaloyl Amlodipine) 88150‐62‐3
A Amlodipine Impurity‐B (EP) (Methyl amino phthaloyl Amlodipinee) 721958‐72‐1
A Amlodipine EP Impurity C (Bis(aminoethoxy) Amlodipine) 721958‐74‐3
A Amlodipine Impurity‐D (EP) /Amlodipine Related Compound A (Aromatic Amlodipine/ Dehydro Amlodipine)
113994‐41‐5
1216406‐90‐4
A Amlodipine Impurity‐E (EP) /Amlodipine Related Compound E (Amlodipine Diethyl Ester)
140171‐65‐9
400024‐12‐6
A Amlodipine Impurity‐F (EP) /Amlodipine Related Compound F (Amlodipine Dimethyl Ester)
140171‐66‐0
400024‐11‐5
A Amlodipine Impurity‐G (EP) /Amlodipine Related Compound C 43067‐01‐2
A Amlodipine Impurity‐H (EP) ( 2‐Carboxybenzoyl Amlodipine) 318465‐73‐5
A Amlodipine 4‐Chloro Analogue (Para chloro Amlodipine) 90445‐02‐6
A Amlodipine Dimethoxy intermediate Impurity 140171‐50‐2
A Amlodipine Aspartic Acid Impurity 400602‐35‐9
A Amlodipine Lactose Adduct (Amlodipine N‐Lactoside) 749864‐27‐5
A Amlodipine Deschloro Impurity 88150‐52‐1
A Methyl benzenesulfonate 80‐18‐2
A ethyl benzenesulfonate 515‐46‐8
A Isopropyl Benzenesulfonate 6214‐18‐2
9.
A 4‐(2‐Phthalimidoethoxy)acetoacetic Acid Ethyl Ester 88150‐75‐8
A Ethyl 3‐aminocrotonate 626‐34‐6
A 5‐ethyl 7‐methyl 6‐(2‐chlorophenyl)‐8‐methyl‐3,4,6,7‐tetrahydro‐2H‐benzo[b][1,4]oxazine‐5,7‐dicarboxylate 496024‐43‐2
A
4‐(2‐Chlorophenyl)‐2,6‐bis[[2‐(1,3‐dihydro‐1,3‐dioxo‐2H‐isoindol‐2‐yl)ethoxy]methyl]‐1,4‐dihydro‐3,5‐
pyridinedicarboxylic Acid Ethyl Methyl Ester 223734‐99‐4
A 4‐[2‐(1,3‐Dihydro‐1,3‐dioxo‐2H‐isoindol‐2‐yl)ethoxy]‐3‐oxobutanoic Acid Methyl Ester 111429‐90‐4
A N‐(2‐Hydroxyethyl)phthalimide 3891‐07‐4
A Product: AMODIAQUINE IMPURITIES
A Amodiaquine Dichloro Impurity (Hydroxychloroquine EP Impurity G/ Chloroquine Related Compound A) 86‐98‐6
A N‐(4‐Hydroxyphenyl)acetamide 103‐90‐2
A Product: AMOXICILLIN IMPURITIES
A
Amoxicillin EP Impurity A/ Amoxicillin Related Compound A (Ampicillin EP Impurity A/ Cloxacillin EP Impurity C/
Flucloxacillin EP Impurity C/ Piperacillin EP Impurity H/ Sulbactam EP Impurity B/ 6‐Aminopenicillanic Acid) 551‐16‐6
A Amoxicillin EP Impurity B/ Amoxicillin Related Compound B (L‐Amoxicillin) 26889‐93‐0
A Amoxicillin EP Impurity C/ Amoxicillin Related Compound C (Amoxicillin Diketopiperazine) 94659‐47‐9
A Amoxicillin EP Impurity G/ Amoxicillin Related Compound G 188112‐75‐6
A Amoxicillin EP Impurity H/ Amoxicillin Related Compound H 205826‐86‐4
A Amoxicillin EP Impurity I/ Amoxicillin Related Compound I (Cefadroxil EP Impurity A/ Cefoperazone Impurity 3) 22818‐40‐2
A Amoxicillin EP Impurity J/ Amoxicillin Related Compound J (Amoxicillin Dimer) 73590‐06‐4
A Amoxicillin EP Impurity K 210289‐72‐8
A Amoxicillin EP Impurity L (6‐APA Amoxicillin Amide) 1789703‐32‐7
A Amoxicillin Trimer
174391‐69‐6
94703‐34‐1
A N‐Pivaloyl Amoxicillin 1313237‐94‐3
A Product: AMPICILLIN IMPURITIES
A
Ampicillin EP Impurity A (Amoxicillin EP Impurity A/ Amoxicillin Related Compound A/ Cloxacillin EP Impurity C/
Flucloxacillin EP Impurity C/ Piperacillin EP Impurity H/ Sulbactam EP Impurity B/ 6‐Aminopenicillanic Acid) 551‐16‐6
A Product: ANAGLIPTIN IMPURITIES
10.
A 2‐Methyl‐pyrazolo[1,5‐a]pyrimidine‐6‐carboxylic acid 739364‐95‐5
A 2‐(tert‐Butoxycarbonyloxyimino)phenylacetonitrile 58632‐95‐4
A (S)‐1‐(2‐Chloroacetyl)pyrrolidine‐2‐carbonitrile 207557‐35‐5
A 2‐Amino‐2‐methylpropanenitrile 19355‐69‐2
A Product: ANAGRELIDE IMPURITIES
A Anagrelide Related Compound A
85325‐12‐8
70406‐92‐7
A Anagrelide Related Compound B 1159977‐03‐3
A Anagrelide Related Compound C (Anagrelide open ring ethyl ester)
742010‐46‐4
70381‐75‐8
A Anagrelide open ring methyl ester 752151‐24‐9
A 2,3‐Dichloro‐6‐nitrobenzyl Alcohol 393078‐37‐0
A Product: ANASTROZOLE IMPURITIES
A Anastrozole EP Impurity A/ Anastrozole Related Compound B (α‐Desmethyl Anastrozole) 1215780‐15‐6
A Anastrozole EP Impurity B/ Anastrozole Related Compound C (Anastrozole Dimer Impurity) 1216898‐82‐6
A Anastrozole EP Impurity F (Lisinopril EP Impurity B, Tizanidine EP Impurity I, Sultamicillin EP Impurity B)
104‐15‐4
6192‐52‐5
A Anastrozole EP Impurity H/ Anastrozole Related Compound A 120511‐72‐0
A Anastrozole Monoacid 1338800‐82‐0
A 2,6‐di‐tert‐butyl‐4‐(2‐hydroxyethyl)phenol 3673‐68‐5
A Product: APIXABAN IMPURITIES
A Apixaban V 503614‐91‐3
A Apixaban m‐methoxy Analogue
A Apixaban o‐methoxy Analogue
A Apixaban ethoxy Analogue
A Apixaban Desmethoxy Analogue
A Apixaban Chloro Analogue
A Apixaban Dihydro pyridenone 545445‐44‐1
A Apixaban Carboxylic Acid Impurity 503614‐92‐4
A Apixaban 4,5‐Dehydro Carboxamide 1074549‐89‐5
11.
A Apixaban Amino Acid Impurity 1188385‐73‐0
A Apixaban Methyl Ester Impurity 1074365‐84‐6
A 1‐(4‐amino phenyl)‐3‐morpholino‐5,6‐dihydropyridin‐2 (1H)‐one 1267610‐26‐3
A Ethyl 2‐chloro‐2‐(2 ‐(4‐methoxyphenyl)hydrazono)acetate chloro ester 27143‐07‐3
A 1‐(4‐iodophenyl)‐3‐morpholino‐5,6‐dihydropyridin‐2(1H)‐one 473927‐69‐4
A Product: APREMILAST IMPURITIES
A Apremilast EP Impurity B (Apremilast 3‐Acetamido phthalic acid Impurity) 15371‐06‐9
A Apremilast EP Impurity H (Apremilast Des Acetamidophthalic acid Impurity) 253168‐94‐4
A Apremilast 2‐Acetamido Benzoic Acid Imurity 1809170‐71‐5
A Product: APREPITANT IMPURITIES
A Aprepitant Impurity C
A [1(S)‐Phenylethoxy]‐Aprepitant/ Aprepitant S,R,S‐Isomer 170902‐81‐5
A Product: ARIPIPRAZOLE IMPURITIES
A Aripiprazole EP Impurity A/ Aripiprazole Dihydroquinolinone Impurity 22246‐18‐0
A Aripiprazole EP Impurity B/ Aripiprazole Related Compound C
41202‐77‐1
119532‐26‐2
A Aripiprazole EP Impurity C (Aripiprazole 3‐Deschloro Impurity) 203395‐81‐7
A Aripiprazole EP Impurity D (Aripiprazole 2‐Deschloro Impurity) 203395‐82‐8
A Aripiprazole EP Impurity E/ Aripiprazole Related Compound G (Dehydro Aripiprazole) 129722‐25‐4
A Aripiprazole EP Impurity F/ Aripiprazole Related Compound F (Aripiprazole N‐Oxide) 573691‐09‐5
A Aripiprazole EP Impurity G (Aripiprazole Dimer) 1797986‐18‐5
A Aripiprazole Related Compound H 1796928‐63‐6
A Aripiprazole Hydroxybutylpiperazine Impurity 870765‐38‐1
A Aripiprazole Related Compound B (Aripiprazole Hydroxybutoxyquinoline Impurity) 889443‐20‐3
A Aripiprazole Diquinoline Butanediol Impurity 882880‐12‐8
A Aripiprazole N,N‐Dioxide 573691‐13‐1
A Aripiprazole Impurity‐1 21261‐76‐7
A Aripiprazole Impurity 2 1424857‐93‐1
12.
A Aripiprazole Bromo Impurity/ 7‐(4‐bromobutoxy)quinolin‐2(1H)‐one 203395‐59‐9
A Aripiprazole Quinolinone Impurity 70500‐72‐0
A Aripiprazole Chlorophenyl piperazine Impurity 65369‐76‐8
A Aripiprazole 3,4‐Dichloro Impurity 203395‐75‐9
A Aripiprazole Bromobutoxyquinoline Impurity 129722‐34‐5
A Aripiprazole 3,4‐Dichlorophenyl Piperazine
57260‐67‐0
76835‐17‐1
88138‐89‐0
A Aripiprazole 3,4‐Dichloro Impurity/ Aripiprazole 3,4‐Dichloro Analog
A Aripiprazole Butanoic Acid Impurity 58899‐27‐7
A Aripiprazole Desethylene Impurity 1216394‐63‐6
A Aripiprazole Iodobutoxyquinoline Impurity 952308‐47‐3
A Aripiprazole Methoxybutoxyquinoline Impurity 1770391‐64‐4
A Aripiprazole N‐Bromobutyl Impurity 1424857‐68‐0
A Aripiprazole N‐Isomer 1797983‐65‐3
A Aripiprazole Quinolinediol Impurity 1391054‐74‐2
A Chlorobutoxy Dihydroquinolinone 120004‐79‐7
A N1‐(2‐Chloroethyl)‐N2‐(2,3‐dichlorophenyl)ethane‐1,2‐diamine
A Di‐[2‐(2,3‐dichlorophenyl)aminoethyl]amine 1424857‐89‐5
A Bis (2,3‐Dichlorophenyl) piperazine
A 1,4‐Dibromobutane 110‐52‐1
A Product: ARMODAFINIL IMPURITIES
A Thiobenzhydrol 4237‐48‐3
A Product: ARTEMETHER IMPURITIES
A Artemether Ph. Int. Impurity A (Tricabonly compound) 1093625‐96‐7
A Artemether Related Compound A (Artemisinin Dihydro Impurity) 71939‐50‐9
A Artemether Related Compound B (α‐Artemether) 71939‐51‐0
A Product: ARTEMISININ IMPURITIES
A Artemisinin Dihydro Impurity (Artemether Related Compound A) 71939‐50‐9
A Product: ARTESUNATE IMPURITIES
13.
A Artesunate IP Impurity B (Artemisinin) 63968‐64‐9
A Product: ASCORBIC ACID IMPURITIES
A Ascorbic Acid EP Impurity C 16533‐48‐5
A Ascorbic Acid EP Impurity D 67776‐07‐2
A Ascorbic Acid EP Impurity E (Oxalic Acid) 144‐62‐7
A Product: ASENAPINE IMPURITIES
A Asenapine Tetradehydro Impurity 129385‐60‐0
A Asenapine N‐Desmethyl Impurity 1170701‐78‐6
A Asenapine N‐Oxide 128949‐51‐9
A rel‐(3aR,12bR)‐11‐Chloro‐2,3,3a,12b‐tetrahydro‐2‐methyl‐1H‐dibenz[2,3:6,7]oxepino[4,5‐c]pyrrol‐1‐one 129385‐59‐7
A N‐Desmethyl Asenapine
128915‐56‐0
1170701‐78‐6
A Product: ASPARTAME IMPURITIES
A Aspartame EP Impurity A/ Aspartame Related Compound A 5262‐10‐2
A Aspartame EP Impurity B/ Aspartame Related Compound B (Aspartame Acid) 13433‐09‐5
A Aspartame EP Impurity C (Nateglinide EP Impurity D)
150‐30‐1
63‐91‐2
A Product: ATAZANAVIR IMPURITIES
A Atazanavir Related Compund A (Methoxycarbonyl‐L‐tert‐leucine) 162537‐11‐3
A Atazanavir Related Compund D 4385‐62‐0
A Atazanavir Related Compund E 127406‐56‐8
A Atazanavir Impurity B/ 1‐Boc‐2‐[4‐(2‐pyridinyl)benzylidene]hydrazine 198904‐85‐7
A Atazanavir (3R,8S,9S,12S)‐Isomer (3‐Epi Atazanavir) 1332981‐14‐2
A Atazanavir (3S,8S,9S,12R)‐Isomer (12‐Epi Atazanavir) 1332981‐16‐4
A Atazanavir (3R,8S,9S,12R)‐Isomer 1292296‐11‐7
A Atazanavir (3R,8R,9S,12R)‐Isomer 1292296‐10‐6
A Atazanavir (3S,8R,9S,12S)‐Isomer (8‐epi Atazanavir) 1292296‐09‐3
A Atazanavir (3R,8R,9S,12S)‐Isomer
A Atazanavir (3S,8R,9S,12R)‐Isomer
A (2S,3S)‐3‐Boc‐amino‐1,2‐epoxy‐4‐phenylbutane 98737‐29‐2
14.
A (2R,3S)‐3‐(tert‐Boc)amino‐1,2‐epoxy‐4‐phenylbutane 98760‐08‐8
A Des‐N‐(methoxycarbonyl)‐L‐tert‐leucine Atazanavir Trihydrochloride 198904‐87‐9
A Product: ATENOLOL IMPURITIES
A Atenolol EP Impurity A 17194‐82‐0
A Atenolol EP Impurity B/ Atenolol Related Compound A 61698‐76‐8
A Atenolol EP Impurity C 29122‐69‐8
A Atenolol EP Impurity D 115538‐83‐5
A Atenolol EP Impurity E 141650‐31‐9
A Atenolol EP Impurity F/ Atenolol Related Compound D 87619‐83‐8
A Atenolol EP Impurity G/ Atenolol Related Compound C (Metoprolol Acid) 56392‐14‐4
A Atenolol EP Impurity H/ Atenolol Related Compound B 29277‐73‐4
A Atenolol EP Impurity I (Atenolol Desmethyl Impurity/ Atenolol Ethylamino Analog) 1797116‐92‐7
A Atenolol R‐Isomer 56715‐13‐0
A Atenolol S‐Isomer 93379‐54‐5
A Product: ATOMOXETINE IMPURITIES
A Atomoxetine EP Impurity A 873310‐33‐9
A Atomoxetine EP Impurity B (Atomoxetine S isomer) 82857‐39‐4
A Atomoxetine EP Impurity C/ Atomoxetine Related Compound C 873310‐31‐7
A Atomoxetine EP Impurity D/ Atomoxetine Related Compound B 873310‐28‐2
A Atomoxetine EP Impurity E (L‐Mandelic Acid/ (S)‐(+)‐Mandelic Acid) 17199‐29‐0
A Atomoxetine EP Impurity F 1010818‐92‐4
A Atomoxetine EP Impurity G
A Atomoxetine EP Impurity H/ Atomoxetine Related Compound A 42142‐52‐9
A Atomoxetine N‐Desmethyl Impurity 881995‐46‐6
A Destolyl Atomoxetine 115290‐81‐8
A 3‐(Methylamino)‐1‐phenylpropan‐1‐one Hydrochloride 2538‐50‐3
A (1S)‐3‐(Methylamino)‐1‐phenylpropan‐1‐ol) 114133‐37‐8
A 3‐(dimethylamino)‐1‐phenylpropan‐1‐one hydrochloride 3506‐36‐3
A 3‐Dimethylamino‐1‐phenyl‐1‐propanol 5554‐64‐3
A (S)‐3‐Dimethylamino‐3‐phenylpropanol 82769‐75‐3
15.
A 3‐chloro‐N,N‐dimethyl‐3‐phenylpropan‐1‐amine 79130‐51‐1
A Product: ATORVASTATIN IMPURITIES
A Atorvastatin EP Impurity A/ Atorvastatin Related Compound A (Desfluoro Atorvastatin)
433289‐83‐9
433289‐84‐0
A Atorvastatin EP Impurity C/ Atorvastatin Related Compound C (Atorvastatin Difluoro Analog)
693794‐20‐6
693793‐53‐2
A Atorvastatin EP Impurity D/ Atorvastatin Related Compound D (Atorvastatin Diketo Epoxide Impurity) 148146‐51‐4
A Atorvastatin EP Impurity E/ Atorvastatin Related Compound E
501121‐34‐2
1105067‐88‐6
A Atorvastatin EP Impurity F (Atorvastatin N‐(3,5‐Dihydroxy‐7‐heptanoic Acid)amide)
887196‐24‐9
1105067‐87‐5
1371615‐56‐3
A Atorvastatin EP Impurity G/ Atorvastatin Related Compound G (3‐O‐Methyl Atorvastatin) 887196‐29‐4
A Atorvastatin EP Impurity H/ Atorvastatin Related Compound H (Atorvastatin Lactone) 125995‐03‐1
A Atorvastatin EP Impurity I/ Atorvastatin Related Compound I (Atorvastatin Acetonide t‐Butyl Ester) 125971‐95‐1
A Atorvastatin Related Compound B (3‐epi‐Atorvastatin)
887196‐25‐0
887324‐52‐9
A Atorvastatin Diepoxide Lactone 1046118‐40‐4
A Atorvastatin Acetonide 581772‐29‐4
A
Atorvastatin Epoxy Pyrrolooxazin 7‐Hydroxy Analog (Atorvastatin FX1 Impurity/ Atorvastatin Cyclic Fluorophenyl
Impurity)
1315629‐79‐8
873950‐18‐6
A Atorvastatin Acid 134523‐00‐5
A Atorvastatin 3‐Deoxy‐Hept‐2‐Enoic Acid Sodium Salt (2,3‐Anhydro Atorvastatin/Dehydro Atorvastatin) 1105067‐93‐3
A Atorvastatin Oxirane Impurity 1246818‐88‐1
A Atorvastatin Methyl Ester 345891‐62‐5
A Atorvastatin Ethyl Ester 1146977‐93‐6
A Atorvastatin Acid tert‐Butyl Ester 134395‐00‐9
A
Atorvastatin Epoxy Tetrahydrofuran Analog (Atorvastatin Dihydroxy Epoxy Impurity/ Atorvastatin Degradation Product ‐
FXA2) 873950‐19‐7
16.
A Atorvastatin 3‐Oxo Impurity 1391052‐00‐8
A Atorvastatin 5‐Oxo Impurity 1391052‐82‐6
A Atorvastatin (3R,5S)‐isomer Impurity 131275‐93‐9
A Atorvastatin Olefin Impurity
A Atorvastatin Diketo Amide Impurity 125971‐96‐2
A
Atorvastatin FXA Impurity/ Atorvastatin Epoxy Pyrrolooxazin 6‐Hydroxy Analog/ Atorvastatin Cyclic Isopropyl Impurity/
Atorvastatin Cyclic 6‐Hydroxy Impurity
1316291‐19‐6
873950‐17‐5
A Dihydroxy Diketo Atorvastatin Impurity 1046118‐44‐8
A 2,3‐Anhydro Atorvastatin Lactone/ 3‐Dehydroxy 2,3‐Dehydro Atorvastatin Lactone/ Atorvastatin Eliminated Lactone 442851‐50‐5
A Butylhydroxyanisole
25013‐16‐5
121‐00‐6
A 2‐Hydroxy Atorvastatin
214217‐86‐4
265989‐46‐6
A 4‐Hydroxy Atorvastatin 265989‐44‐4
A (4R,cis)‐1,1‐Dimethylethyl‐6‐aminoethyl‐2,2‐dimethyl‐1,3‐dioxane‐4‐acetate 125995‐13‐3
A Product: ATOVAQUONE IMPURITIES
A Atovaquone EP Impurity A (Atovaquone Indene Isomer)
A Product: ATRACURIUM IMPURITIES
A 1,5‐Pentanediol diacrylate 36840‐85‐4
A Product: ATROPINE IMPURITIES
A Atropine EP Impurity A 500‐55‐0
A Product: AXITINIB IMPURITIES
A Axitinib Dimer 1428728‐84‐0
A 2,2'‐Dithiobis[N‐methyl‐benzamide] 2527‐58‐4
A Axitinib 2‐Mercapto N‐Methyl Benzamide 20054‐45‐9
A Product: AZACITIDINE IMPURITIES
A Azacitidine Related Compound A (5‐Aza Cytosine/ Decitabine Triazinone Impurity) 931‐86‐2
A Product: AZACYTIDINE IMPURITIES
A (5‐O‐Acetyl‐β‐D‐ribofuranosyl)‐Azacytidine 1174733‐90‐4
A Product: AZATHIOPRINE IMPURITIES
17.
A Azathioprine EP Impurity A/ Azathioprine Related Compound A (Thiamiprine) 4531‐54‐8
A Azathioprine EP Impurity B 157930‐13‐7
A Azathioprine EP Impurity C 4897‐25‐0
A Azathioprine EP Impurity D 6339‐54‐4
A Azathioprine EP Impurity E
73703‐74‐9
35681‐68‐6
A Azathioprine EP Impurity F (Didanosine EP Impurity A/ Didanosine Related Compound A/ Hypoxanthine) 68‐94‐0
A Azathioprine EP Impurity G/ Azathioprine Related Compound G (Thiamiprine) 5581‐52‐2
A Product: AZELASTINE IMPURITIES
A Azelastine EP Impurity A (Benzohydrazide) 613‐94‐5
A Azelastine EP Impurity B/ Azelastine Related Compound B
110406‐94‐5
117078‐69‐0
A Azelastine EP Impurity C 53242‐76‐5
A Azelastine EP Impurity D 53242‐89‐9
A Azelastine EP Impurity E/ Azelastine Related Compound E 20526‐97‐0
A Product: AZILSARTAN IMPURITIES
A Azilsartan Impurity A/ Azilsartan Methyl Ester Amide Impurity 147404‐76‐0
A Azilsartan Impurity C 1397836‐49‐5
A Azilsartan Impurity H 1499167‐72‐4
A Azilsartan Impurity I/ Azilsartan O‐Desethyl Nitrile Impurity 139481‐33‐7
A Azilsartan Impurity J 1403474‐78‐1
A Azilsartan Impurity M 632322‐61‐3
A Azilsartan Methyl Ester 147403‐52‐9
A Azilsartan Diamino Impurity 136285‐69‐3
A Desethyl Azilsartan Medoxomil 1417576‐00‐1
A 1‐[(2’‐Cyano‐1,1’‐biphenyl‐4‐yl)methyl]‐2‐ethoxy‐7‐benzimidazolecarboxylic Acid Methyl Ester 139481‐44‐0
A Methyl 2‐Ethoxy‐1‐[[2’‐(hydroxyamidino)biphenyl‐4‐yl]methyl]‐1H‐benzimidazole‐7‐carboxylate 147403‐65‐4
18.
A
(2‐oxo‐1,3‐dioxole‐4,5‐diyl)bis(methylene) bis(2‐ethoxy‐1‐((2'‐(5‐oxo‐4,5‐dihydro‐1,2,4‐oxadiazol‐3‐yl)‐[1,1'‐biphenyl]‐
4‐yl)methyl)‐1H‐benzo[d]imidazole‐7‐carboxylate) 1417576‐02‐3
A Product: AZITHROMYCIN IMPURITIES
A
Azithromycin EP Impurity A (N6‐Demethylazithromycin/ Desmethylazithromycin/ 9‐Deoxo‐9a‐aza‐9a‐homo
Erythromycin A/ Azaerythromycin A/ Azathramycin) 76801‐85‐9
A Azithromycin EP Impurity B (3‐Deoxyazithromycin/ 3‐Deshydroxy Azithromycin) 307974‐61‐4
A Azithromycin EP Impurity C (3‐O‐Demethyl Azithromycin) 620169‐47‐3
A Azithromycin EP Impurity E (Amino Azithromycin/ 3′‐(N,N‐Didemethyl)azithromycin) 612069‐27‐9
A Azithromycin EP Impurity F/ Azithromycin Related Compound F (3′‐N‐Demethyl‐3′‐N‐formylazithromycin) 612069‐28‐0
A Azithromycin EP Impurity G (3′‐N‐Demethyl‐3′‐N‐[(4‐methylphenyl)sulfonyl]azithromycin) 612069‐31‐5
A
Azithromycin EP Impurity H/ Azithromycin Related Compound H (3′‐N‐[[4‐(Acetylamino)phenyl]sulfonyl]‐3′‐N‐
demethylazithromycin) 612069‐30‐4
A Azithromycin EP Impurity I/ N‐Demethylazithromycin (3′‐N‐Demethyl Azithromycin) 172617‐84‐4
A Azithromycin EP Impurity J/ Desosaminylazithromycin (13‐O‐Decladinosylazithromycin/ Descladinose Azithromycin) 117693‐41‐1
A Azithromycin EP Impurity L/ Azithromycin N‐Oxide (Azithromycin 3‐N‐Oxide) 90503‐06‐3
A Azithromycin EP Impurity M (3′‐(N,N‐Didemethyl)‐3′‐N‐formylazithromycin) 765927‐71‐7
A Azithromycin EP Impurity N (3′‐De(Dimethylamino)‐3′‐oxoazithromycin/ 3‐Des(dimethylamino)‐3‐keto Azithromycin) 612069‐25‐7
A Azithromycin Impurity R (Erythromycin A 9,11‐Imino Ether) 161193‐44‐8
A
Azithromycin Impurity S (9‐Erythromycin A Oxime/ Erythromycin Oxime/ Roxithromycin Impurity C/ Clarithromycin EP
Impurity J) 13127‐18‐9
A Azithromycin Iminoether impurity (Erythromycin A 6,9‐Imino Ether) 99290‐97‐8
A Hydroxy Azithromycin 756825‐20‐4
B Product: BACLOFEN IMPURITIES
B Baclofen EP Impurity A 22518‐27‐0
B Baclofen EP Impurity B 1141‐23‐7
B Baclofen Impurity 1 35271‐74‐0
B Chlorophenylglutaric acid anhydride 53911‐68‐5
B 4‐(4‐Chlorophenyl)‐2,6‐piperidinedione 84803‐46‐3
B 2‐(4‐Chlorophenyl)‐4‐hydroxy‐4‐methyl‐6‐oxo‐1,3‐Cyclohexanedicarboxylic Acid Diethyl Ester 294194‐13‐1
B Butyl 4‐amino‐3‐(p‐chlorophenyl)butyrate
B 4‐Amino‐3‐(3,4‐dichlorophenyl)butyric acid
19.
B Dibaclofen Urea (N,N‐Di[3‐carboxy‐2‐(4‐chlorophenyl)‐propyl]urea)
B
Dibaclofen Urea Mono Lactum (3‐(p‐Chlorophenyl)‐4‐{[4‐(p‐chlorophenyl)‐2‐oxo‐1‐pyrrolidinyl]carbonylamino}butyric
acid)
B Product: BALSALAZIDE IMPURITIES
B Balsalazide Related Compound A
1242567‐07‐2
1398634‐47‐3
B Balsalazide Related Compound B 1242567‐09‐4
B Balsalazide Isopropyl Ester 1346606‐13‐0
B Balsalazide Aminobenzoyl Impurity 7377‐08‐4
B Product: BAZEDOXIFENE IMPURITIES
B Bazedoxifene N‐Oxide 1174289‐22‐5
B Product: BECLOMETASONE IMPURITIES
B Beclometasone Dipropionate EP Impurity R 981‐34‐0
B Beclometasone Dipropionate EP Impurity V (Betamethasone 9,11‐Epoxide 21‐Propionate) 205105‐83‐5
B Product: BENAZEPRIL IMPURITIES
B Benazepril EP Impurity C/ Benazepril Related Compund C (Benazeprilat) 86541‐78‐8
B Benazepril EP Impurity D/ Benazepril Related Compund D
B Benazepril EP Impurity E/ Benazepril Related Compund E
88372‐47‐8
2013‐07‐05
B Benazepril EP Impurity F/ Benazepril Related Compund F 109010‐60‐8
B Benazepril EP Impurity G/ Benazepril Related Compund G (Benazepril Ethyl Ester) 103129‐58‐4
B Product: BENDAMUSTINE IMPURITIES
B Bendamustine Related Compound A (Bendamustine Dihydroxy Impurity) 109882‐30‐6
B Bendamustine Related Compound E (Bendamustine Monohydroxy Acid Impurity) 109882‐27‐1
B Bendamustine Related Compound G (Bendamustine Impurity D/ Bendamustine Thiazine Impurity) 191939‐34‐1
B Bendamustine Related Compound H (Bendamustine Trichloroethyl Dimer Impurity) 1228551‐91‐4
B Bendamustine Methyl Ester 109882‐25‐9
B Bendamustine Hydrochloride ‐ In house impurity 109882‐31‐7
B Bendamustine Dideschloroethyl Acid Impurity 914626‐62‐3
B Bendamustine Isopropyl Ester 1313020‐25‐5
20.
B Deschloroethyl Bendamustine
1219709‐86‐0
1797881‐48‐1
B Bendamustine Deschloro Dimer Impurity/ Bendamustine Trihydroxyethyl Dimer Impurity 1391052‐61‐1
B N1‐Methylbenzene‐1,2,4‐triamine hydrochloride 60651‐29‐8
B Bendamustine Dideschloroethyl Ethyl Ester 3543‐73‐5
B Product: BENOXACOR IMPURITIES
B 2,2‐dichloro‐N‐[2‐(hydroxypropoxy)phenyl]acetamide
B Product: BENZOTHIADIAZINE IMPURITIES
B
Benzothiadiazine Related Compound A (Hydrochlorothiazide EP Impurity B/ Hydrochlorothiazide Related Compound A/
Salamide/ Altizide EP Impurity A) 121‐30‐2
B Product: BENZYDAMINE IMPURITIES
B Benzydamine EP Impurity C 2215‐63‐6
B Product: BESIFLOXACIN IMPURITIES
B Besifloxacin Impurity B 101987‐89‐7
B Besifloxacin Impurity G/ (R)‐3‐Amino‐hexahydroazepine/ Besifloxacin (R)‐Azepan‐3‐Amine Impurity 124932‐43‐0
B Besifloxacin (3S)‐Isomer 141388‐77‐4
B (3R)‐3‐Aminoazepane‐1‐carboxylic Acid tert‐Butyl Ester 1032684‐85‐7
B Boc‐L‐serine 3262‐72‐4
B Product: BETAHISTINE IMPURITIES
B Betahistine EP Impurity A 100‐69‐6
B Betahistine EP Impurity B 103‐74‐2
B Betahistine EP Impurity C
2095467‐43‐7
5452‐87‐9
B 2‐Pyridyl acetic Acid 13115‐43‐0
B Product: BETAMETHASONE IMPURITIES
B Betamethasone Dipropionate EP Impurity A 378‐44‐9
B Betamethasone Dipropionate Impurity B (EP)/ Clobetasol Propionate Impurity‐A (EP) (Betamethasone 17‐Propionate) 5534‐13‐4
B Betamethasone Dipropionate Impurity C (EP)/ Clobetasol Propionate Impurity‐K (EP) (Betamethasone 21‐Propionate) 75883‐07‐7
21.
B Betamethasone Dipropionate EP Impurity G (Betamethasone Tripropionate) 1186048‐33‐8
B Betamethasone Impurity B (EP)/ Clobetasol Propionate Impurity‐G (EP) 25122‐41‐2
B Betamethasone Acetate EP Impurity B (Dexamethasone EP Impurity G/ 21‐O‐Acetyl Dexamethasone) 1177‐87‐3
B Betamethasone 9,11‐Epoxide 21‐Propionate (Beclometasone Dipropionate EP Impurity V) 205105‐83‐5
B Betamethasone Valerate 2152‐44‐5
B Product: BETAXOLOL IMPURITIES
B Betaxolol EP Impurity A
67193‐95‐7
464877‐45‐0
B Product: BEZAFIBRATE IMPURITIES
B Bezafibrate EP Impurity B (Acemetacin EP Impurity A/ Indomethacin EP Impurity A/ Indomethacin Related Compound B) 74‐11‐3
B Product: BICALUTAMIDE IMPURITIES
B Bicalutamide EP Impurity A (Desfluoro Bicalutamide) 90357‐05‐4
B Bicalutamide EP Impurity B (Bicalutamide 2‐Fluoro Isomer) 1159977‐36‐2
B Bicalutamide EP Impurity C (Bicalutamide Deshydroxy Impurity) 906008‐94‐4
B Bicalutamide EP Impurity D 654‐70‐6
B Bicalutamide EP Impurity H
B Bicalutamide EP Impurity J (Bicalutamide Sulfide) 90356‐78‐8
B Bicalutamide EP Impurity K & L
B Bicalutamide Related Compound B (Bicalutamide 3‐Fluoro Isomer) 1166228‐30‐3
B Product: BIFONAZOLE IMPURITIES
B Bifonazole EP Impurity C (Clotrimazole EP Impurity D/ Enalapril EP Impurity I/ Ondansetron EP Impurity E/ Imidazole) 288‐32‐4
B Product: BIMATOPROST IMPURITIES
B Bimatoprost Acid 38344‐08‐0
B 15‐Keto Bimatoprost 1163135‐96‐3
B Bimatoprost Acid Methyl Ester 38315‐47‐8
B 5,6‐Trans Bimatoprost 1163135‐95‐2
B 15‐epi Bimatoprost 1163135‐92‐9
B Bimatoprost isopropyl ester 130273‐87‐9
B Product: BISACODYL IMPURITIES
22.
B Bisacodyl EP Impurity A/ Bisacodyl Related Compound A 603‐41‐8
B Bisacodyl EP Impurity C/ Bisacodyl Related Compound C 72901‐16‐7
B Product: BISOPROLOL IMPURITIES
B Bisoprolol EP Impurity A (Des(isopropoxyethyl) Bisoprolol) 62572‐93‐4
B Bisoprolol EP Impurity B (Bisoprolol Propyl Analog) 1447715‐44‐7
B Bisoprolol EP Impurity G 1215342‐36‐1
B Bisoprolol EP Impurity K (Bisoprolol Ester Impurity)
1346603‐26‐6
864544‐37‐6
B Bisoprolol EP Impurity L 29122‐74‐5
B Bisoprolol EP Impurity M 177034‐57‐0
B Bisoprolol EP Impurity N 1346601‐75‐9
B Bisoprolol EP Impurity Q 1346604‐00‐9
B Bisoprolol EP Impurity S (4‐Hydroxybenzaldehyde) 123‐08‐0
B Bisoprolol Carboxylic Acid Impurity 72570‐70‐8
B Bisoprolol Dimer
B N‐Formyl Bisoprolol 1447715‐45‐8
B Bisoprolol Impurity 1 1346603‐05‐1
B 4‐(2,3‐Epoxypropoxy)benzaldehyde 14697‐49‐5
B 1,1'‐[Methylenebis(4,1‐phenyleneoxy)]bis[3‐[(1‐methylethyl)amino]‐2‐propanol 1225195‐70‐9
B Product: BLONANSERIN IMPURITIES
B Desfluoro Blonanserin 132810‐75‐4
B Chloro Blonanserin
B Methoxy Blonanserin
B N‐Methyl Blonanserin
B Desethyl Blonanserin 132811‐84‐8
B Blonanserin Impurity 3672‐47‐7
B Blonanserin Impurity 4640‐66‐8
B Blonanserin Impurity 614‐16‐4
B Product: BORTEZOMIB IMPURITIES
23.
B Bortezomib Related Compound A/ Bortezomib Impurity D (Bortezomib R,R‐Isomer Impurity) 1132709‐15‐9
B Bortezomib Related Compund B/ Bortezomib Amide Analog 289472‐80‐6
B Bortezomib Related Compund D/ Bortezomib Acid Analog 114457‐94‐2
B Bortezomib Related Compound G (Bortezomib S,S‐Isomer Impurity) 1132709‐14‐8
B
Bortezomib Related Compund I/ (S,R)‐Bortezomib Hydroxyisopentyl Amide Analog (Bortezomib Hydroxy S,R‐Isomer
Impurity) 289472‐78‐2
B
Bortezomib Related Compund J/ (S,S)‐Bortezomib Hydroxyisopentyl Amide Analog (Bortezomib Hydroxy S,S‐Isomer
Impurity) 289472‐81‐7
B Bortezomib Impurity F/ Bortezomib Acid Methyl Ester 73058‐37‐4
B Bortezomib Impurity H 1446194‐56‐4
B Bortezomib S,R‐Isomer Impurity 1132709‐16‐0
B Bortezomib Amino R Isomer 179324‐87‐9
B Bortezomib Pinanediol Impurity 205393‐22‐2
B Product: BOSENTAN IMPURITIES
B Bosentan Related Compound A 150727‐06‐3
B Bosentan Related Compound B (O‐Deshydroxyethyl Bosentan) 174227‐14‐6
B Bosentan Related Compound C 1097263‐60‐9
B Bosentan Related Compound D 150728‐13‐5
B Bosentan Related Compound E 6292‐59‐7
B 4‐Chloro‐6‐[2‐(1,1‐dimethylethoxy)ethoxy]‐5‐(2‐methoxyphenoxy)‐2,2'‐bipyrimidine 1177447‐87‐8
B Product: BREXPIPRAZOLE IMPURITIES
B Brexpiprazole 5‐1H‐Quinolin‐2‐one 2116542‐20‐0
B Brexpiprazole (3,4)‐Dihydro‐2(1H)‐quinolinone 913612‐07‐4
B Brexpiprazole N‐Oxide 1191900‐58‐9
B Brexpiprazole Sulfoxide 1191900‐51‐2
B 7‐(4‐bromobutoxy)quinolin‐2(1H)‐one/ Aripiprazole Bromo Impurity 203395‐59‐9
B 7‐(4‐Hydroxybutoxy)‐2(1H)‐quinolinone 1886188‐97‐1
B N‐(3‐hydroxyphenyl)cinnamamide 616227‐75‐9
B N‐(3‐methoxyphenyl)cinnamamide 15116‐41‐3
24.
B 5‐hydroxyquinolin‐2(1H)‐one 31570‐97‐5
B 1,4‐Bis(benzo[b]thien‐4‐yl)piperazine 1420987‐86‐5
B
7‐(4‐(4‐(benzo[b]thiophen‐4‐yl)piperazin‐1‐yl)butoxy)‐1‐(4‐((2‐oxo‐1,2‐dihydroquinolin‐7‐yl)oxy)butyl)quinolin‐2(1H)‐
one 2094559‐58‐5
B Piperazine‐1‐(4‐benzofuranyl) hydrochloride 105684‐85‐3
B 7‐(4‐(4‐(benzofuran‐4‐yl)piperazin‐1‐yl)butoxy)quinolin‐2(1H)‐one
B 1‐([2,4'‐bibenzo[b]thiophen]‐4‐yl)piperazine 2126178‐13‐8
B 7‐(4‐(4‐([2,4'‐bibenzo[b]thiophen]‐4‐yl)piperazin‐1‐yl)butoxy)quinolin‐2(1H)‐one
B 7,7'‐[(1,4‐Butanediyl)bis(oxy)]bis‐2(1H)quinolinone 2116542‐19‐7
B 1‐(4‐(4‐(benzo[b]thiophen‐4‐yl)piperazin‐1‐yl)butyl)‐7‐hydroxyquinolin‐2(1H)‐one
B
1‐(4‐(4‐(benzo[b]thiophen‐4‐yl)piperazin‐1‐yl)butyl)‐7‐(4‐((2‐oxo‐1,2‐dihydroquinolin‐7‐yl)oxy)butoxy)quinolin‐2(1H)‐
one
B 7‐(4‐(4‐(2,3‐dihydro‐[2,4'‐bibenzo[b]thiophen]‐4‐yl)piperazin‐1‐yl)butoxy)quinolin‐2(1H)‐one
B 7‐(4‐Chlorobutoxy)‐1‐(4‐chlorobutyl)quinolin‐2‐one 2059954‐32‐2
B 1,4‐bis(4‐(benzo[b]thiophen‐4‐yl)piperazin‐1‐yl)butane
B 1‐(Benzo[b]thiophen‐4‐yl)‐4‐(4‐((2‐oxo‐l,2‐dihydroquinolin‐7‐yl)oxy)butyl) piperazine 1,4‐dioxide
B 1‐(2,3‐dihydro‐[2,4'‐bibenzo[b]thiophen]‐4‐yl)piperazine 1420987‐85‐4
B 1‐(benzo[b]thiophen‐4‐yl)‐4‐(4‐((2‐oxo‐1,2,3,4‐tetrahydroquinolin‐7‐yl)oxy)butyl)piperazine 1,4‐dioxide
B 1‐(benzo[b]thiophen‐4‐yl)piperazine 846038‐18‐4
B 7‐(4‐(piperzin‐1‐yl)butoxy)quinolin‐2(1H)‐one 1849603‐58‐2
B 7,7'‐((piperazine‐1,4‐diylbis(butane‐4,1‐diyl))bis(oxy))bis(quinolin‐2(1H)‐one) 2220149‐92‐6
B 4‐Bromo benzo[b]thiophene 5118‐13‐8
B 7‐(4‐chloro butoxy)‐1H‐quinolin‐2‐one 913613‐82‐8
B Benzo thiophene 95‐15‐8
B Product: BRIMONIDINE IMPURITIES
B Brimonidine EP Impurity A (Desbromo Brimonidine) 91147‐43‐2
B Brimonidine EP Impurity B/ Brimonidine Related Compound A 50358‐63‐9
B Brimonidine EP Impurity C (Quinoxalin‐6‐amine) 6298‐37‐9
B Product: BRINZOLAMIDE IMPURITIES
B Desmethyl Brinzolamide 186377‐56‐0
B Brinzolamide methanesulfonyl Impurity
25.
B Product: BRIVUDINE IMPURITIES
B Beta‐(Z)‐Brivudine (β‐(Z)‐Brivudine)
B Product: BROMFENAC IMPURITIES
B Bromfenac Lactam 91713‐91‐6
B 2‐Amino‐3‐(4‐bromobenzoyl)benzoic Acid 241496‐82‐2
B 7‐(4‐Bromobenzoyl)‐1H‐indole‐2,3‐dione 241825‐88‐7
B 2‐Amino‐3‐(4‐bromobenzoyl)phenyloxoacetic Acid
1391052‐54‐2
241825‐87‐6
B 2‐Amino‐3‐benzoyl‐α‐oxo‐benzeneacetic Acid 126849‐31‐8
B 7‐Benzoylindoline‐2,3‐dione 70803‐94‐0
B Product: BROMHEXINE IMPURITIES
B Bromhexine EP Impurity A (Ambroxol EP Impurity A) 50739‐76‐9
B Bromhexine EP Impurity B (Ambroxol EP Impurity E) 50910‐55‐9
B Product: BRONOPOL IMPURITIES
B Tris(hydroxymethyl)nitromethane 126‐11‐4
B 2‐Methyl‐2‐nitro‐1,3‐propanediol 77‐49‐6
B Product: BUDESONIDE IMPURITIES
B Budesonide EP Impurity‐A 13951‐70‐7
B Budesonide EP Impurity‐B (Budesonide Acetylaldehyde Acetal) 1040085‐98‐0
B Budesonide EP Impurity‐D (Budesonide Aldehyde Impurity) 85234‐63‐5
B Budesonide EP Impurity‐E/ Budesonide Related Compund E(14,15‐Dehydro Budesonide) 131918‐64‐4
B Budesonide EP Impurity‐F (Desonide) 638‐94‐8
B Budesonide EP Impurity‐I (16α‐Butyloxy Prednisolone) 113930‐13‐5
B Budesonide EP Impurity‐K (Budesonide 21‐Acetate) 51333‐05‐2
B Budesonide EP Impurity‐L/ Budesonide Related Compund L(11‐Keto Budesonide) 216453‐74‐6
B Product: BUMETANIDE IMPURITIES
B Bumetanide EP Impurity A/ Bumetanide Related Compound B 28328‐53‐2
B Bumetanide EP Impurity B/ Bumetanide Related Compound A (Desbutyl Bumetanide) 28328‐54‐3
B Bumetanide EP Impurity C (Bumetanide Butyl Ester) 32643‐00‐8
26.
B Bumetanide EP Impurity D 153012‐65‐8
B Bumetanide Impurity 1 22892‐96‐2
B Bumetanide Impurity 67155‐14‐0
B Bumetanide Impurity 56106‐57‐1
B N‐Desbutyl‐N‐propyl Bumetanide 28395‐28‐0
B Product: BUPIVACAINE IMPURITIES
B Bupivacaine EP Impurity A (Mepivacaine EP Impurity C) 39627‐98‐0
B Bupivacaine EP Impurity B/ Bupivacaine Related Compound B (Mepivacaine EP Impurity B/ N‐Desbutyl Bupivacaine)
15883‐20‐2
65797‐42‐4
B Bupivacaine EP Impurity E/ Bupivacaine Related Compound A 1330172‐81‐0
B
Bupivacaine EP Impurity F (Lidocaine EP Impurity A/ Lidocaine Related Compound A/ Ropivacaine EP Impurity H/
Ropivacaine Related Compound A/ Mepivacaine EP Impurity A)
87‐62‐7
21436‐98‐6
B 1‐(2,6‐Dimethylphenyl)azepan‐2‐one (Cyclised Impurity)
B 4‐Hexylbenzene‐1,3‐diol 136‐77‐6
B 1‐(2,4‐Dihydroxyphenyl)hexan‐1‐one 3144‐54‐5
B 4‐pentylbenzene‐1,3‐diol 533‐24‐4
B 1‐(2,4‐dihydroxyphenyl)pentan‐1‐one 15116‐13‐9
B Product: BUPROPION IMPURITIES
B Bupropion Related Compound A 1049718‐72‐0
B Bupropion Related Compound B 1049718‐43‐5
B Bupropion Related Compound C 152943‐33‐4
B Bupropion Related Compound D (Deschloro Bupropion)
63199‐74‐6
34509‐36‐9
B Bupropion Related Compound E 10557‐17‐2
B Bupropion Related Compound F 857233‐13‐7
B (3S,5R,6R)‐Bupropion Impurity 2133460‐43‐0
B Bupropion Des‐t‐tbutylamine Impurity (3’‐Chloropropiophenone) 936‐59‐4
B Bupropion 2‐Bromo Impurity 34911‐51‐8
B Bupropion Amino Impurity 119802‐69‐6
27.
B Bupropion 3,4‐Dichloro Impurity 1193779‐34‐8
B Bupropion Des‐t‐Butylamino Impurity 34841‐35‐5
B Bupropion 2‐Chloro Analog 1049718‐57‐1
B Bupropion 3,5‐Dichloro Impurity 1193779‐48‐4
B Product: BUSPIRONE IMPURITIES
B Buspirone EP Impurity A/ Buspirone Related Compound A 20980‐22‐7
B Buspirone EP Impurity B 81461‐73‐6
B Buspirone EP Impurity C/ Buspirone Bispyrimidinylpiperazinyl Butane Impurity 257877‐45‐5
B Buspirone EP Impurity D/ Buspirone Bispyrimidinylpiperazinylbutyl Ether Impurity
B Buspirone EP Impurity E/ Buspirone Open Ring Impurity 257877‐46‐6
B Buspirone EP Impurity F/ Buspirone Open‐Ring Dimer Impurity
B Buspirone EP Impurity G/ Buspirone Related Compound G 84746‐24‐7
B Buspirone EP Impurity H/ Buspirone Diester Dimer
B Buspirone EP Impurity I/ 5‐Chloro Buspirone
B Buspirone EP Impurity J/ Buspirone Open Ring Spirodimer Impurity
B Buspirone EP Impurity K/ Buspirone Related Compound K 1075‐89‐4
B Buspirone EP Impurity L/ Buspirone Related Compund L 21098‐11‐3
B Buspirone EP Impurity M/ Buspirone Bromobutyl Impurity 80827‐62‐9
B Buspirone EP Impurity N/ Buspirone Related Compund N 257877‐44‐4
B Buspirone N‐Oxide 220747‐81‐9
B Buspirone 5‐Hydroxy Metabolite 105496‐33‐1
B Buspirone 6‐Hydroxy Metabolite 125481‐61‐0
B Product: BUSULFAN IMPURITIES
B Busulfan Methylsulfinyloxy Analog 106‐48‐9
B Product: BUTANILICAINE IMPURITIES
B 2,2'‐Dichloro‐6'‐methylacetanilide 6307‐67‐1
C Product: CAFFEINE IMPURITIES
C
Caffeine EP Impurity A (Theophylline/ Diprophylline EP Impurity B/ Dimenhydrinate EP Impurity A/ Pentoxifylline EP
Impurity C) 58‐55‐9
C Caffeine EP Impurity C 519‐32‐4
28.
C Caffeine EP Impurity F (Paraxanthine) 611‐59‐6
C 1‐Methyl‐1H‐imidazole‐5‐carboxylic acid 41806‐40‐0
C Product: CANAGLIFLOZIN IMPURITIES
C Cangliflozin Furanose impurity
C Methoxy Canagliflozin 1358581‐37‐9
C Canagliflozin Desfluoro Impurity 842133‐16‐8
C Canagliflozin Monoacetyl Impurity 2146135‐87‐5
C Canagliflozin Bromo Impurity 1030825‐20‐7
C 2‐(4‐Fluorophenyl)‐thiophene 58861‐48‐6
C
(5‐(4‐fluorophenyl)thiophen‐2‐yl)(2‐methyl‐5‐(3,4,5‐trihydroxy‐6‐(hydroxymethyl)tetrahydro‐2H‐pyran‐2‐
yl)phenyl)methanone 1951467‐28‐9
C 3‐Iodo‐2‐methylbenzoic acid 133232‐56‐1
C Product: CANDESARTAN IMPURITIES
C Candesartan Cilexetil EP Impurity A (Candesartan Ethyl Ester) 139481‐58‐6
C Candesartan Cilexetil EP Impurity B (Candesartan Cilexetil O‐Desethyl Analog) 869631‐11‐8
C Candesartan Cilexetil EP Impurity C (Candesartan Cilexetil N1‐Ethyl Amide) 1185255‐99‐5
C Candesartan Cilexetil EP Impurity D (Candesartan Cilexetil N2‐Ethyl Amide) 1185256‐03‐4
C Candesartan Cilexetil EP Impurity E (Candesartan Cilexetil N1‐Ethyl Analog) 914613‐35‐7
C Candesartan Cilexetil EP Impurity F (Candesartan Cilexetil N2‐Ethyl Impurity) 914613‐36‐8
C Candesartan Cilexetil EP Impurity G (Candesartan Acid) 139481‐59‐7
C Candesartan Cilexetil EP Impurity H (N1‐Trityl Candesartan Cilexetil) 170791‐09‐0
C Candesartan Cilexetil EP Impurity I (Candesartan Methyl Ester) 139481‐69‐9
C Candesartan Benzimidazole Ethoxy Methyl Ester 150058‐27‐8
C Candesartan Benzimidazole Methoxy Methyl Ester/ Candesartan Benzimidazole Methoxy Impurity 1246817‐06‐0
C Candesartan Bromo N1‐Trityl Impurity 124750‐51‐2
C
Candesartan Trityl Alcohol Impurity (Losartan EP Impurity G/ Triphenylmethanol/ Trityl Alcohol/ Irbesartan
Triphenylmethanol Impurity/ Zidovudine EP Impurity D) 76‐84‐6
C Candesartan Acid Methoxy Analog 139481‐76‐8
C O‐Desethyl Candesartan 168434‐02‐4
C Candesartan N1‐Cilexetil Ethyl Ester/ Candesartan Ethyl Ester N1‐Cilexetil Analog 1391054‐45‐7
29.
C Candesartan Hydroxy Impurity (Irbesartan Hydroxy Impurity/ Losartan Hydroxy Impurity/ Losartan EP Impurity B) 160514‐13‐6
C
Candesartan Dibromo N2‐Trityl Impurity/ Candesartan Dibromo TTBB Impurity (Irbesartan Dibromo N2‐Trityl Impurity/
Losartan Dibromo N2‐Trityl Impurity/ Olmesartan Dibromo N2‐Trityl Impurity/ Valsartan Dibromo N2‐Trityl Impurity) 151052‐34‐5
C
Candesartan Methyl Impurity (Losartan EP Impurity E/ Losartan Methyl Impurity/ Irbesartan EP Impurity E/ Irbesartan
Methyl Impurity) 120568‐11‐8
C Candesartan Nitro Impurity 136285‐67‐1
C 3‐Aminophthalic Acid 5434‐20‐8
C Product: CAPECITABINE IMPURITIES
C Capecitabine EP Impurity A/ Capecitabine Related Compund A 66335‐38‐4
C Capecitabine EP Impurity B/ Capecitabine Related Compund B (Doxifluridine/ Deoxy‐5‐fluorouridine) 3094‐09‐5
C Capecitabine EP Impurity F/ Capecitabine Related Compund C (2,3‐O‐Carbonyl‐Capecitabine) 921769‐65‐5
C Capecitabine Related Compund I (3'‐O‐(5'‐Deoxy‐α‐D‐ribofuranosyl) Capecitabine) 1262133‐68‐5
C Product: CAPTOPRIL IMPURITIES
C Captopril EP Impurity A (Captopril disulphide) 64806‐05‐9
C Captopril EP Impurity C 26473‐47‐2
C Product: CARBAMAZEPINE IMPURITIES
C Carbamazepine EP Impurity A/ Carbamazepine Related Compound A 3564‐73‐6
C Carbamazepine EP Impurity B/ Carbamazepine Related Compound D (9‐methylacridine) 611‐64‐3
C Carbamazepine EP Impurity C/ Carbamazepine Related Compound C 1219170‐51‐0
C Carbamazepine EP Impurity D/ Carbamazepine Related Compound B (Oxcarbazepine EP Impurity E/ Iminostilbene) 256‐96‐2
C Carbamazepine EP Impurity E (Iminobibenzyl/ Trimipramine EP Impurity F/ Clomipramine EP Impurity E) 494‐19‐9
C Carbamazepine EP Impurity F/ Carbamazepine Related Compound F 33948‐22‐0
C Carbamazepine Dihydro Chlorocarbonyl Impurity (IDBCC) 33948‐19‐5
30.
C Carbamazepine 10,11‐Epoxide 36507‐30‐9
C Product: CARBIDOPA IMPURITIES
C Carbidopa EP Impurity A (Methyldopa) 41372‐08‐1
C Carbidopa EP Impurity B (α‐Methyldopa Methyl Ester) 18181‐08‐3
C Carbidopa EP Impurity G 2503‐44‐8
C Product: CARBIMAZOLE IMPURITIES
C Carbimazole EP Impurity A (Thiamazole/ Methimazole) 60‐56‐0
C Product: CARBINOXAMINE IMPURITIES
C Carbinoxamine Related Compound A 6318‐51‐0
C Product: CARBOPLATIN IMPURITIES
C Carboplatin EP Impurity A (Cisplatin) 15663‐27‐1
C 1,1‐Cyclobutanedicarboxylic Acid 5445‐51‐2
C Product: CARBOPROST IMPURITIES
C Trans‐Carboprost 76498‐29‐8
C 15‐epi Carboprost 148146‐51‐4
C Product: CARMUSTINE IMPURITIES
C Carmustine EP impurity A/ Carmustine Related Compound A (1,3‐Bis(2‐chloroethyl)urea) 2214‐72‐4
C Product: CARVEDILOL IMPURITIES
C Carvedilol EP Impurity A/ Carvedilol Related Compound A 1198090‐73‐1
C Carvedilol EP Impurity B/ Carvedilol Related Compound B 918903‐20‐5
C Carvedilol EP Impurity C/ Carvedilol Related Compound C 72955‐94‐3
C Carvedilol EP Impurity D/ Carvedilol Related Compound D (Carvedilol Epoxy Impurity) 51997‐51‐4
C Carvedilol EP Impurity E/ Carvedilol Related Compound E
1836‐62‐0
64464‐07‐9
C Carvedilol Impurity A 1076199‐79‐5
C Carvedilol (R)‐Isomer 95093‐99‐5
C Carvedilol (S)‐Isomer 95094‐00‐1
C Carvedilol Impurity (1,2,3,4‐Tetrahydro‐4‐oxocarbazole ) 206647‐27‐0
C Carvedilol Biscarbazole Impurity/ Carvedilol Diether Propanol Impurity 1276477‐91‐8
31.
C Carvedilol Amino Propanol 72955‐96‐5
C Carvedilol Propanediol Impurity 123119‐89‐1
C Carvedilol Amino ethanol impurity 10587‐65‐2
C Carvedilol Chloropropanol Impurity 1187921‐93‐2
C Carvedilol 4‐Hydroxycarbazole Impurity 52602‐39‐8
C Carvedilol N‐Isopropyl Impurity 1246819‐01‐1
C Carvedilol Dioxirane 1198090‐71‐9
C Carvedilol Bisalkylpyrocatechol Impurity/ Carvedilol O‐Desmethyl O‐Alkyl Impurity 1346602‐98‐9
C N2‐Methyl Carvedilol 72956‐35‐5
C N‐Methyl Carvedilol 933442‐47‐8
C Acetyl carvedilol 141353‐76‐6
C [3‐(9H‐Carbazol‐4‐yloxy)‐2‐hydroxy]propyl Carvedilol 1391052‐16‐6
C 1,2‐Phenylenedioxydiacetonitrile 27165‐64‐6
C 2‐(9H‐Carbazol‐4‐yloxy)ethanol
C 1‐(2‐chloroethoxy)‐2‐methoxy benzene 53815‐60‐4
C Cyclohexan‐1,3‐dion‐mono‐phenylhydrazon 27385‐45‐1
C N‐[2‐(2‐Methoxyphenoxy)ethyl]acetamide 293738‐17‐7
C 1,3‐Cyclohexanedione 504‐02‐9
C Tetrahydro keto carbazole 15128‐52‐6
C 9H‐Carbazole/ Dibenzopyrrole/ Diphenylenimine 86‐74‐8
C Product: CEFACLOR IMPURITIES
C Cefaclor EP Impurity A (Phenylglycine/ Cefalexin EP Impurity A ) 875‐74‐1
C Cefaclor EP Impurity B 53994‐69‐7
C Cefaclor EP Impurity C (Cefaclor (2S)‐Isomer)
C Cefaclor EP Impurity D (Cefaclor 3‐Ene Isomer) 152575‐13‐8
C Cefaclor EP Impurity F 2882‐18‐0
C Cefaclor EP Impurity H (N‐Phenylglycyl Cefaclor/ D‐Phenylglycyl Cefaclor)
C Product: CEFADROXIL IMPURITIES
C Cefadroxil EP Impurity A (Amoxicillin EP Impurity I/ Amoxicillin Related Compound I/ Cefoperazone Impurity 3) 22818‐40‐2
32.
C Cefadroxil EP Impurity H (Cefalexin EP Impurity E/ 7‐ADCA Pivalamide) 146794‐70‐9
C Product: CEFALEXIN IMPURITIES/ CEPHALEXIN IMPURITIES
C Cefalexin EP Impurity A (Cefaclor EP Impurity A/ Phenylglycine) 875‐74‐1
C Cefalexin EP Impurity B (7‐ADCA/ 7‐Aminodesacetoxycephalosporanic acid) 22252‐43‐3
C Cefalexin EP Impurity C (D‐Phenylglycyl Cephalexin) 72528‐40‐6
C Cefalexin EP Impurity D 34876‐35‐2
C Cefalexin EP Impurity F (Cefalexin 3‐Ene Isomer) 79750‐46‐2
C Product: CEFALOTIN IMPURITIES
C Cefalotin EP Impurity C (Cefoperazone EP Impurity E/ Cefazolin EP Impurity H/ 7‐Aminocephalosporanic Acid) 957‐68‐6
C Product: CEFAZOLIN IMPURITIES
C Cefazolin EP Impurity A 30246‐33‐4
C Cefazolin EP Impurity H (Cefoperazone EP Impurity E/ Cefalotin EP Impurity C/ 7‐Aminocephalosporanic Acid) 957‐68‐6
C Product: CEFEPIME IMPURITIES
C Cefepime EP Impurity E/ Cefepime Related Compound E 103121‐85‐3
C Cefepime EP Impurity G 120‐94‐5
C Product: CEFIXIME IMPURITIES
C Cefixime EP Impurity A 1614255‐90‐1
C Cefixime EP Impurity B 1335475‐19‐8
C Cefixime EP Impurity C (cefixime 7‐epimer) 108691‐83‐4
C Cefixime EP Impurity D (cefixime (E)‐isomer) 79350‐37‐1
C Cefixime EP Impurity E 72701‐01‐0
C Product: CEFOPERAZONE IMPURITIES
C Cefoperazone EP Impurity E (Cefalotin EP Impurity C/ Cefazolin EP Impurity H/ 7‐Aminocephalosporanic Acid) 957‐68‐6
C Cefoperazone Impurity 3 (Cefadroxil EP Impurity A/ Amoxicillin EP Impurity I/ Amoxicillin Related Compound I) 22818‐40‐2
C Product: CEFPROZIL IMPURITIES
C Cefprozil EP Impurity B 66592‐87‐8
C Product: CEFUROXIME IMPURITIES
C Cefuroxime 1‐Acetoxyethyl Ester 64544‐07‐6
C Product: CELECOXIB IMPURITIES
33.
C Celecoxib EP Impurity A/ Celecoxib Related Compound A (Celecoxib 3‐Methyl Analog) 170570‐01‐1
C Celecoxib EP Impurity B/ Celecoxib Related Compound B 331943‐04‐5
C Celecoxib Hydroxymethyl Analog 170571‐00‐3
C Celecoxib Related Compound 4 720‐94‐5
C Celecoxib Hydrazine Impurity 17852‐52‐7
C Celecoxib Impurity 2 948293‐46‐7
C Celecoxib Carboxylic Acid 170571‐01‐4
C Celecoxib 2‐Methyl Analog 170569‐99‐0
C Methyl 4‐methylbenzoate/ Methyl P‐toluate 99‐75‐2
C Celecoxib Impurity 7 (2,4 Dimethyl celecoxib) 170570‐09‐9
C Desmethyl Celecoxib 170569‐87‐6
C 3‐(Trifluoromethyl)‐5‐p‐tolyl‐1H‐pyrazole 26974‐15‐2
C 3‐Trifluoromethyl‐5‐(p‐tolyl)‐1H‐pyrazole 219986‐64‐8
C Product: CEPHALEXIN IMPURITIES
C Cefalexin EP Impurity E (Cefadroxil EP Impurity H/ 7‐ADCA Pivalamide) 146794‐70‐9
C N‐Ethoxycarbonyl‐7‐ADCA 72820‐16‐7
C Product: CETRIZINE IMPURITIES
C
Cetirizine EP Impurity A/ Cetirizine Related Compound A (Cetirizine CBHP Impurity/ Hydroxyzine EP Impurity A/
Hydroxyzine Related Compound A) 303‐26‐4
C Cetirizine EP Impurity B
113740‐61‐7
942132‐30‐1
942193‐17‐1
C Cetirizine EP Impurity C (Cetirizine 2‐Chloro Analog) 83881‐59‐8
C Cetirizine EP Impurity D/ Cetirizine Dimer Impurity (Hydroxyzine Impurity 2)
346451‐15‐8
856841‐95‐7
C Cetirizine EP Impurity E (Hydroxyzine Acetic Acid)
682323‐77‐9
83881‐56‐5
C Cetirizine EP Impurity F/ Deschloro Cetirizine Dihydrochloride
83881‐53‐2
83881‐54‐3
34.
C Cetirizine EP Impurity G/ Cetirizine Related Compound G (Cetirizine Ethanol Impurity)
109806‐71‐5
164726‐80‐1
728948‐88‐7
705289‐61‐8
C Cetirizine Impurity K (Deschloro Cetirizine tert‐Butyl Ester)
C Cetrizine Related Compound A/ Cetirizine Ethyl Ester 246870‐46‐2
C Cetirizine Methyl Ester
83881‐46‐3
83881‐48‐5
C Cetirizine 4‐Chlorobenzhydrol Impurity (Meclizine Related Compound A) 119‐56‐2
C Cetirizine 4‐Chlorobenzophenone Impurity 134‐85‐0
C Cetirizine N‐Oxide 1076199‐80‐8
C 3‐Chloro Cetirizine/ Cetirizine 3‐Chloro Impurity
1232460‐31‐9
1232460‐29‐5
C Cetirizine Glycerol Ester 1243652‐36‐9
C Cetirizine Polyethylene Glycol Ester 1509941‐93‐8
C Cetirizine R‐Isomer (LevoCetirizine)
130018‐77‐8
130018‐87‐0
C (R)‐Cetirizine N‐Oxide 442863‐80‐1
C Product: CHENODEOXYCHOLIC ACID IMPURITIES/ CDCA IMPURITIES
C Chenodeoxycholic Acid EP Impurity B (Ursodeoxycholic Acid EP Impurity B/ Cholic Acid) 81‐25‐4
C
Chenodeoxycholic Acid EP Impurity C (Ursodeoxycholic Acid EP Impurity C/ Lithocholic Acid/ 7‐Deoxy Ursodeoxycholic
Acid/ 7‐Deoxy Chenodeoxycholic Acid) 434‐13‐9
C Chenodeoxycholic Acid EP Impurity E (Ursodeoxycholic Acid EP Impurity E/ Deoxycholic Acid) 83‐44‐3
C
Chenodeoxycholic Acid EP Impurity F (Ursodeoxycholic Acid EP Impurity F/ 7‐Oxo Ursodeoxycholic Acid/ 7‐Oxo
Chenodeoxycholic Acid) 4651‐67‐6
C Chenodeoxycholic Acid EP Impurity G (Ursodeoxycholic Acid EP Impurity G/ Ursodeoxycholic Acid Methyl Ester) 10538‐55‐3
C 3,7‐Dioxo‐5beta‐cholanoic acid 859‐97‐2
35.
C Product: CHLORAMBUCIL IMPURITIES
C Propylparaben 94‐13‐3
C Product: CHLORDIAZEPOXIDE IMPURITIES
C Chlordiazepoxide EP impurity A/ Chlordiazepoxide Related Compund A (Demoxepam) 963‐39‐3
C Chlordiazepoxide EP impurity B 5958‐24‐7
C Chlordiazepoxide impurity C 719‐59‐5
C Product: CHLOROQUINE IMPURITIES
C Chloroquine Related Compound A (Amodiaquine Dichloro Impurity/ Hydroxychloroquine EP Impurity G) 86‐98‐6
C Desethyl Chloroquine (Hydroxychloroquine EP Impurity D) 1476‐52‐4
C Quininone 84‐31‐1
C Product: CHLORPHENIRAMINE IMPURITIES
C Chlorpheniramine EP Impurity A 1246816‐57‐8
C Chlorpheniramine EP Impurity B/ Chlorphenamine Related Compound B 1202‐34‐2
C Chlorpheniramine EP Impurity C 20619‐12‐9
C Chlorpheniramine EP Impurity D (Chlorpheniramine Nitrile Impurity) 65676‐21‐3
C 5‐Hydroxyindole‐3‐acetic acid 54‐16‐0
C Product: CHLORPROMAZINE IMPURITIES
C Chlorpromazine EP Impurity A 969‐99‐3
C Chlorpromazine EP Impurity B 19077‐20‐4
C Chlorpromazine EP Impurity C 58‐40‐2
C Chlorpromazine EP Impurity D 1225‐64‐5
C Chlorpromazine EP Impurity E 92‐39‐7
C Chlorpromazine N‐Oxide
1672‐76‐0
18683‐80‐2
C Product: CHLORTHALIDONE IMPURITIES
C Chlorthalidone EP Impurity B/ Chlorthalidone Related Compound A (Chlorthalidone Acid) 5270‐74‐6
C Chlorthalidone EP Impurity C (Chlorthalidone Acid Ethyl Ester) 92874‐73‐2
C Chlorthalidone EP Impurity D (Chlorthalidone Ethyl Ether/ O‐Ethyl Chlorthalidone)
1369995‐36‐7
1369588‐00‐0
36.
C Chlorthalidone EP Impurity E (Chlorthalidone Deshydroxy Impurity) 82875‐49‐8
C Chlorthalidone EP Impurity G (Chlorthalidone Dichloro Impurity) 16289‐13‐7
C Chlorthalidone Desulfonamide Impurity 956‐92‐3
C O‐Methyl Chlorthalidone/ Chlorthalidone Methyl Ether 6512‐76‐4
C Product: CHLORZOXAZONE IMPURITIES
C Chlorzoxazone Related Compound A 95‐85‐2
C Product: CHOLIC ACID IMPURITIES
C Glycochenodeoxycholic acid Sodium salt 16664‐43‐5
C Taurodeoxycholic acid Sodium salt 207737‐97‐1
C Product: CILASTATIN IMPURITIES
C Cilastatin EP Impurity A
C Cilastatin EP Impurity D (mesityl oxide) 141‐79‐7
C Cilastatin EP Impurity E 1174657‐07‐8
C Cilastatin EP Impurity F
C Cilastatin EP Impurity H
C L‐Cysteine hydrochloride monohydrate 7048‐04‐6
C N‐Acetyl‐L‐cysteine 616‐91‐1
C (S)‐(+)‐2,2‐Dimethylcyclopropanecarboxamide 75885‐58‐4
C 7‐Chloro‐2‐[[[(1S)‐2,2‐dimethylcyclopropyl]carbonyl]amino]‐2‐heptenoic acid 877674‐77‐6
C Product: CILNIDIPINE IMPURITIES
C Cilnidipine Impurity 1 (Nimodipine EP Impurity C/ Nimodipine Related Compound B) 70172‐96‐2
C Product: CILOSTAZOL IMPURITIES
C Cilostazol Related Compound A 54197-66-9
C Cilostazol Related Compound B 73963-62-9
C Cilostazol Related Compound C 865792-18-3
C Product: CIMETIDINE IMPURITIES
C Cimetidine EP Impurity D (Cimetidine Descyano Impurity) 59660‐24‐1
C Cimetidine EP Impurity G (2‐Cyano‐1,3‐dimethylguanidine) 31857‐31‐5
C Product: CINACALCET IMPURITIES
37.
C Cinacalcet Impurity A (Cinacalcet Amine Impurity) 3886‐70‐2
C Cinacalcet Impurity B 66469‐40‐7
C Cinacalcet Impurity C (Dehydro Cinacalcet) 955373‐56‐5
C Cinacalcet Impurity E 253337‐60‐9
C Cinacalcet Related Compund B (Cinacalcet Impurity D) 1271930‐15‐4
C Cinacalcet Related Compund D (Cinacalcet (S)‐Isomer/ ent‐Cinacalcet)
1217809‐88‐5
694495‐47‐1
C Cinacalcet N‐Oxide 1229224‐94‐5
C Cinacalcet Impurity 28 1201‐74‐7
C Cinacalcet Impurity 27 10420‐89‐0
C Cinacalcet Impurity 5 (Benzenebutanoic acid) 22156‐45‐2
C Cinacalcet Impurity 6 (4‐Phenylbutyric Acid) 1821‐12‐1
C Cinacalcet Impurity 39 (Imine N‐Oxide)
C 3‐(3‐Trifluoromethylphenyl)propionic acid 585‐50‐2
C 3‐(Trifluoromethyl)cinnamic acid 779‐89‐5
C Cinacalcet Amide Impurity 955371‐05‐8
C Cinacalcet Diastereo isomer‐1 2059891‐97‐1
C Cinacalcet Diastereo isomer‐2 2059891‐96‐0
C Cinacalcet Regio Isomer 2074615‐22‐6
C (αR)‐α‐Methyl‐N‐[[3‐(trifluoromethyl)phenyl]methyl]‐1‐naphthalenemethanamine Hydrochloride 1229512‐52‐0
C Product: CINNARIZINE IMPURITIES
C Cinnarizine EP Impurity A 841‐77‐0
C Cinnarizine EP Impurity B (cis‐Cinnarizine/ (Z)‐Cinnarizine) 750512‐44‐8
C Cinnarizine EP Impurity C 95062‐18‐3
C Cinnarizine EP Impurity D 1199751‐98‐8
C Cinnarizine EP Impurity E 216581‐01‐0
C Product: CIPROFLOXACIN IMPURITIES
C Ciprofloxacin Impurity‐A (EP)/ Enrofloxacin Impurity‐A (EP) (Fluoroquinolonic Acid) 86393‐33‐1
C Ciprofloxacin Impurity‐B (EP) (Desfluoro Ciprofloxacin) 93107‐11‐0
38.
C Ciprofloxacin Impurity‐C (EP)/ Enrofloxacin Impurity‐G (EP) (Ciprofloxacin ethylenediamine compound)‐FREE BASE 103222‐12‐4
C Ciprofloxacin Impurity‐C (EP)/ Enrofloxacin Impurity‐G (EP) (Ciprofloxacin ethylenediamine compound)‐HCL SALT 528851‐31‐2
C Ciprofloxacin Impurity‐D (EP) (7‐Chloro‐6‐piperazin‐1‐yl) 133210‐96‐5
C Ciprofloxacin Impurity‐E (EP) (Decarboxy Ciprofloxacin) 105394‐83‐0
C Ciprofloxacin EP Impurity F 226903‐07‐7
C 6‐Chloro‐6‐defluoro Ciprofloxacin/ Ciprofloxacin 6‐Chloro Analog 93106‐58‐2
C Ciprofloxacin 7‐Chloro‐6‐Desethylene Impurity 528851‐30‐1
C Ciprofloxacin N‐Formyl Impurity 93594‐39‐9
C
Ciprofloxacin Difluoro 8‐Methoxy Impurity (Gatifloxacin Related Compound C/ Moxifloxacin Difluoro Methoxy Acid
Impurity) 112811‐72‐0
C N‐Ethoxycarbonyl‐ciprofloxacin 93594‐29‐7
C Product: CISPLATIN IMPURITIES
C Cisplatin EP Impurity A (Transplatin) 14913‐33‐8
C Cisplatin EP Impurity B (Potassium Trichloroammineplatinate) 13820‐91‐2
C Product: CITALOPRAM IMPURITIES
C Citalopram EP Impurity A/ Citalopram Related Compound A (EsCitalopram EP Impurity A/ Citalopram Amide) 64372‐56‐1
C Citalopram EP Impurity B/ Citalopram Related Compund B (3‐Hydroxy Citalopram) 411221‐53‐9
C Citalopram EP Impurity C/ Citalopram Related Compund C (3‐Oxo Citalopram) 372941‐54‐3
C Citalopram EP Impurity D/ Citalopram Related Compound D (EsCitalopram EP Impurity D/ N‐Desmethyl Citalopram)
62498‐67‐3
97743‐99‐2
1188264‐72‐3
C Citalopram EP Impurity E/ Citalopram Related Compound G (Citalopram 5‐Chloro Analog) 64169‐46‐6
C Citalopram EP Impurity F/ Citalopram Related Compound H (5‐Bromo Citalopram)
64169‐39‐7
479065‐02‐6
C Citalopram EP Impurity G/ Citalopram ketone (Citalopram Dimethylaminobutanone/ Escitalopram EP Impurity G) 1329745‐98‐3
C Citalopram Related Compound E (Escitalopram EP Impurity H/ Citalopram N‐Oxide) 63284‐72‐0
39.
C Citalopram Related Compound F
29869‐90‐7
55011‐89‐7
C Citalopram EP Impurity I (Citalopram Olefinic Impurity) 920282‐75‐3
C Citalopram N‐Desmethyl S‐Isomer 144025‐14‐9
C Citalopram Carboxylic Acid Impurity/ Descyano Citalopram Carboxylic Acid (EsCitalopram EP Impurity M) 440121‐09‐5
C Citalopram S‐Isomer (Escitalopram) 219861‐08‐2
C Citalopram R‐Isomer (EsCitalopram EP Impurity K)
219861‐53‐7
128196‐02‐1
C (S)‐Citalopram N‐Oxide 917482‐45‐2
C Citalopram Benzofuran analog 64169‐67‐1
C DPTTA Salt 32634‐66‐5
C (S)‐Citalopram Fluorophenylmethanone Impurity (Escitalopram Impurity E)
1217846‐84‐8
1217846‐85‐9
C Citalopram Dihydroxy Impurity (Escitalopram EP Impurity E/ Escitalopram Related Compound A/ Citadiol)
103146‐25‐4
103146‐26‐5
128173‐53‐5
C Desfluoro Citalopram
1026009‐77‐7
1093072‐86‐6
C Citalopram Desfluoro Impurity (EsCitalopram EP Impurity L) 1346617‐30‐8
C 5‐aminoisobenzofuran‐1(3H)‐one 65399‐05‐5
C Didesmethyl Citalopram 166037‐78‐1
C 4‐(4‐(dimethylamino)‐1‐(4‐fluorophenyl)‐1‐hydroxybutyl)‐3‐(hydroxymethyl)benzonitrile hydrochloride 717133‐25‐0
C Product: CITICOLINE IMPURITIES
C Uridine 5‐diphosphate choline 99492‐83‐8
C Product: CLARITHROMYCIN IMPURITIES
C Clarithromycin EP Impurity C (Clarithromycin 9‐Oxime/ 6‐O‐Methylerythromycin A (E)‐9‐oxime)
103450‐87‐9
127253‐06‐9
C Clarithromycin EP Impurity D (N‐Desmethyl Clarithromycin/ N‐Demethyl‐6‐O‐methylerythromycin A) 101666‐68‐6
40.
C Clarithromycin EP Impurity E/ Clarithromycin Related Compound A (6,11‐Di‐O‐methylerythromycin A) 81103‐14‐2
C Clarithromycin EP Impurity G (Clarithromycin (9E)‐O‐Methyloxime/ 6‐O‐Methylerythromycin A (E)‐9‐(O‐methyloxime)) 127182‐44‐9
C Clarithromycin EP Impurity H (N‐Demethyl‐N‐formyl Clarithromycin) 127140‐69‐6
C Clarithromycin EP Impurity I (Des(cladinosyl) Clarithromycin/ 3‐O‐Decladinosyl‐6‐O‐methylerythromycin A) 118058‐74‐5
C
Clarithromycin EP Impurity J (Roxithromycin Impurity C/ Erythromycin Oxime/ Azithromycin Impurity S/ 9‐
Erythromycin A Oxime) 13127‐18‐9
C Clarithromycin EP Impurity K 127157‐35‐1
C Clarithromycin EP Impurity L (Clarithromycin A (Z)‐9‐oxime/ 6‐O‐Methylerythromycin A (Z)‐9‐oxime) 127253‐05‐8
C Clarithromycin EP Impurity M 127182‐43‐8
C Clarithromycin EP Impurity N (10,11‐Anhydro Clarithromycin) 144604‐03‐5
C Clarithromycin EP Impurity O (Clarithromycin (9Z)‐O‐Methyloxime/ 6‐O‐Methylerythromycin A (Z)‐9‐(O‐methyloxime)) 127252‐80‐6
C Clarithromycin EP Impurity Q (Clarithromycin N‐Oxide/ 6‐O‐Methyl Erythromycin N‐Oxide) 118074‐07‐0
C
Clarithromycin EP Impurity R (N‐Desmethyl 6‐O‐Desmethyl Clarithromycin/ N‐Desmethyl Erythromycin A/ Erythromycin
EP Impurity B/ Erythromycin Related Compund N) 992‐62‐1
C 14‐hydroxy Clarithromycin 116836‐41‐0
C Product: CLINDAMYCIN IMPURITIES
C Clindamycin sulphone 887402‐22‐4
C Clindamycin Sulfoxide (7(S)‐Chloro‐7‐Deoxy‐Lincomycin Sulfoxide) 22431‐46‐5
C Product: CLIOQUINOL IMPURITIES
C Clioquinol EP Impurity C 83‐73‐8
C Product: CLOBAZAM IMPURITIES
C Clobazam EP Impurity A (N‐Desmethylclobazam) 22316‐55‐8
C Clobazam EP Impurity B 22316‐24‐1
C Clobazam EP Impurity C 22316‐16‐1
41.
C Clobazam EP Impurity D NA
C Clobazam EP impurity E 75524‐13‐9
C 1‐(4‐Aminobenzyl)1,2,4triazole 119192‐10‐8
C Product: CLOBETASOL IMPURITIES
C Clobetasol Propionate Impurity‐A (EP)/ Betamethasone Dipropionate Impurity B (EP) (Betamethasone 17‐Propionate) 5534‐13‐4
C Clobetasol Propionate EP Impurity B 1356190‐17‐4
C Clobetasol Propionate Impurity‐C (EP) 25122‐52‐5
C Clobetasol Propionate Impurity‐G (EP)/ Betamethasone Impurity B (EP) 25122‐41‐2
C Clobetasol Propionate Impurity‐I (EP) (Betamethasone 17‐Propionate 21‐Mesylate) 15423‐80‐0
C Clobetasol Propionate EP Impurity J/ Clobetasol Propionate Related Compound A 1486466‐31‐2
C Clobetasol Propionate Impurity‐K (EP)/ Betamethasone Dipropionate Impurity C (EP) (Betamethasone 21‐Propionate) 75883‐07‐7
C Product: CLOFARABINE IMPURITIES
C Clofarabine Alpha Anomer Impurity 491594‐60‐6
C Product: CLOFAZIMINE IMPURITIES
C Clofazimine OXO Impurity 90712‐89‐3
C Product: CLOMIPRAMINE IMPURITIES
C Clomipramine EP Impurity A
C Clomipramine EP Impurity B (Imipramine HCl/ Trimipramine EP Impurity D) 113‐52‐0
C Clomipramine Hydrochloride EP Impurity C 2095‐42‐3
C Clomipramine EP Impurity D
115189‐28‐1
3589‐22‐8
C Clomipramine EP Impurity E (Iminobibenzyl/ Carbamazepine EP Impurity E/ Trimipramine EP Impurity F) 494‐19‐9
C Clomipramine EP Impurity F (Carbamazepine 3‐Chloroiminodibenzyl Impurity) 32943‐25‐2
C Clomipramine EP Impurity G 1425793‐87‐8
C Clomipramine N‐Oxide 14171‐67‐6
C N‐Desmethyl Clomipramine 29854‐14‐6
C N‐(2,6‐Dichlorophenyl)‐carbonimidic Dichloride 21709‐18‐2
C Product: CLOPIDOGREL IMPURITIES
42.
C Clopidogrel EP Impurity A/ Clopidogrel USP Related Compound A (Clopidogrel Acid S‐Isomer)
144457‐28‐3
144750‐42‐5
C Clopidogrel EP Impurity C/ Clopidogrel USP Related Compound C (Clopidogrel R‐Isomer)
120202‐69‐9
120202‐71‐3
C Clopidogrel EP Impurity D 1421283‐60‐4
C Clopidogrel Impurity E
C Clopidogrel USP Related Compound B
144750‐52‐7
1396607‐35‐4
C Clopidogrel Pyridinium Impurity
1251736‐87‐4
1396607‐49‐0
C 2‐Chloromandelic Acid 10421‐85‐9
C Clopidogrel Hydroxy Impurity (2‐Chloromandelic Acid Methyl Ester) 32345‐60‐1
C Clopidogrel Acid R‐Isomer 324757‐50‐8
C Clopidogrel Amide Impurity (Ticlodipine EP Impurity B/ Ticlodipine Related Compound A) 68559‐60‐4
C Clopidogrel Glutathione Disulfide 1118605‐95‐0
C Product: CLOTRIMAZOLE IMPURITIES
C Clotrimazole EP Impurity A/ Clotrimazole USP Related Compound A 66774‐02‐5
C Clotrimazole EP Impurity B (Clotrimazole p‐Chloro Isomer) 23593‐71‐7
C Clotrimazole EP Impurity C (2‐Chlorotrityl Chloride) 42074‐68‐0
C Clotrimazole EP Impurity D (Enalapril EP Impurity I/ Ondansetron EP Impurity E/ Imidazole/ Bifonazole EP Impurity C) 288‐32‐4
C Clotrimazole EP Impurity E 5162‐03‐8
C Clotrimazole EP Impurity F (Deschloro Clotrimazole) 15469‐97‐3
C 3‐Chlorobenzotrichloride 2136‐81‐4
C Product: CLOXACILLIN IMPURITIES
C
Cloxacillin EP Impurity C (Ampicillin EP Impurity A/ Amoxicillin EP Impurity A/ Amoxicillin Related Compound A/
Flucloxacillin EP Impurity C/ Piperacillin EP Impurity H/ Sulbactam EP Impurity B/ 6‐Aminopenicillanic Acid) 551‐16‐6
C Product: CLOZAPINE IMPURITIES
C Clozapine EP Impurity A 50892‐62‐1
43.
C Clozapine EP Impurity B 263366‐81‐0
C Clozapine EP Impurity C (N‐Desmethyl Clozapine) 6104‐71‐8
C Clozapine EP Impurity D 65514‐71‐8
C Clozapine N‐oxide 34233‐69‐7
C Product: COLCHICINE IMPURITIES
C Colchicine EP Impurity E (3‐O‐Demethyl Colchicine) 7336‐33‐6
C Product: COLESEVELAM IMPURITIES
C Colesevelam Aminoquat Impurity 33968‐67‐1
C Colesevelam Decyl Aminoquat Impurity 359436‐99‐0
C Coesevelam 6‐bromo Impurity 32765‐81‐4
C Colesevelam Hydroxyquat Impurity 118843‐18‐8
C Colesevelam Methoxyquat Impurity 359436‐97‐8
C 1‐Decylamine 2016‐57‐1
C Trimethylamine 593‐81‐7
C Product: CROSPOVIDONE IMPURITIES
C Crospovidone EP Impurity A 88‐12‐0
C Product: CYCLIZINE IMPURITIES
C Cyclizine impurity A/ Cyclizine Related Compound A (Imatinib EP Impurity G/ 1‐Methylpiperazine)
109‐01‐3
34352‐59‐5
C Cyclizine impurity B 91‐01‐0
C Product: CYCLOBENZAPRINE IMPURITIES
C Cyclobenzaprine N‐Oxide 6682‐26‐4
C Cyclobenzaprine Related Compound B (Desmethyl Cyclobenzaprine/ Nortriptyline EP Impurity B)
303‐50‐4
438‐59‐5
C Product: CYCLOPENTOLATE IMPURITIES
C Cyclopentolate EP Impurity B (Tropicamide EP Impurity D/ Tropicamide Related Compound D/ Phenylacetic acid) 103‐82‐2
C Product: CYCLOPHOSPHAMIDE IMPURITIES
C Cyclophosphamide Related Compound A 821‐48‐7
C Cyclophosphamide Related Compound C 1071‐28‐9
C Product: CYCLOSERINE IMPURITIES
44.
C Cycloserine Impurity 1 (D‐Serine) 312‐84‐5
C Cycloserine Impurity 2 (D‐Serine methyl ester hydochloride) 5874‐57‐7
C Cycloserine Impurity 3 (3‐Chloro‐D‐alanine methyl ester hydochloride) 112346‐82‐4
C Cycloserine Impurity 4 (L‐Cycloserine) 339‐72‐0
C Cycloserine Impurity (L‐Serine) 56‐45‐1
C Cycloserine Impurity (L‐Serine methyl ester hydochloride) 5680‐80‐8
C Cycloserine Impurity (3‐Chloro‐L‐alanine methyl ester hydochloride) 17136‐54‐8
C D‐Cycloserine dimer 16337‐02‐3
C Cycloserine Diketopiperazine 1204‐99‐5
C Product: CYHALOFOP IMPURITIES
C Butyl‐2‐(4‐sec‐butoxyphenoxy)propanoate
C Product: CYPROHEPTADINE IMPURITIES
C
Cyproheptadine EP Impurity B (Amitriptyline EP Impurity A/ Amitriptyline Related Compound A (Nortriptyline EP
Impurity A/ Dibenzosuberone) 1210‐35‐1
C Product: CYTARABINE IMPURITIES
C Cytarabine EP Impurity B (Uridine) 58‐96‐8
D Product: DABIGATRAN IMPURITIES
D Dabigatran Impurity C (O‐(2‐Ethylbutyl) Dabigatran Ethyl Ester) 1610758‐20‐7
D Dabigatran Impurity D (O‐Butyl Dabigatran Ethyl Ester) 1416446‐43‐9
D Dabigatran Impurity E (O‐(2‐Heptyl) Dabigatran Ethyl Ester) 1610758‐21‐8
D Dabigatran Impurity F/ Impurity 9 211915‐00‐3
D Dabigatran Impurity F/ Impurity 9 (SALT FORM) 847785‐94‐8
D Dabigatran Impurity G (O‐(3‐Hexyl) Dabigatran Ethyl Ester) 1610758‐22‐9
D O‐Desethyl O‐Isopropyl Dabigatran Etexilate 1610758‐19‐4
D Dabigatran Impurity 3
D Dabigatran Impurity 10 1304574‐20‐6
D O‐Desethyl Dabigatran Etexilate 212321‐78‐3
D Dabigatran N‐Pyridylamide 1637238‐96‐0
D Dabigatran Impurity 6
D Desiminomethyl Carbonyl Dabigatran Etexilate 1408238‐40‐3
45.
D Dabigatran Etexilate Mesylate Impurity A 1408238‐37‐8
D Dabigatran Etexilate Despyridyl Ethyl Ester 1408238‐36‐7
D O‐Desethyl Dabigatran Etexilate 212321‐78‐3
D Dabigatran Ethyl Ester Cyano Analog 211915‐84‐3
D
2‐[[[4‐(Aminoiminomethyl)phenyl]amino]methyl]‐1‐methyl‐1H‐benzimidazole‐5‐carboxylic Acid Ethyl Ester
Hydrochloride 1422435‐39‐9
D Dabigatran Etexilate N‐Oxide 1381757‐44‐3
D Dabigatran Isopropyl Ester Impurity 1610758‐17‐2
D Dabigatran Methyl Ester 771459‐37‐1
D O‐Octyl Dabigatran Ethyl Ester 211915‐07‐0
D Dabigatran Acid Cyano Analog 212322‐77‐5
D Ethyl 3‐(Pyridin‐2‐ylamino)propanoate 103041‐38‐9
D Desethyl Dabigatran Etexilate Carboxamide 1580491‐16‐2
D Dabigatran Ethyl Ester 429658‐95‐7
D Ethyl 3‐Amino‐4‐(methylamino)benzoate 66315‐23‐9
D Dabigatran Acid 211914‐51‐1
D N‐Methoxycarbonyl Dabigatran Ethyl Ester 211914‐96‐4
D N‐Ethoxycarbonyl Dabigatran Ethyl Ester 1416446‐40‐6
D Dabigatran Methylamino Impurity 212322‐56‐0
D Product: DACARBAZINE IMPURITIES
D Dacarbazine EP Impurity B/ Dacarbazine Related Compound A 72‐40‐2
D Dacarbazine EP Impurity D (Imatinib EP Impurity I/ Metformin EP Impurity F) 506‐59‐2
D Hypoxanthine 2‐Aza Impuirty (Dacarbazine Related Compound B/ Temozolomide EP Impurity E)
4656‐86‐4
1797817‐35‐6
D Product: DACLATASVIR IMPURITIES
D 4,4'‐Diacetylbiphenyl 787‐69‐9
D 4,4‐Bis‐2‐bromoacetylbiphenyl 4072‐67‐7
D 1H‐Benzotriazole 95‐14‐7
D N‐(Methoxycarbonyl)‐L‐valine 74761‐42‐5
D N‐Boc‐L‐proline 15761‐39‐4
46.
D 1H‐IMidazole, 5,5'‐[1,1'‐biphenyl]‐4,4'‐diylbis[2‐(2S)‐2‐pyrrolidinyl‐, hydrochloride 1009119‐83‐8
D Di‐tert‐butyl2,2'‐([1,1'‐biphenyl]‐4,4'‐diylbis(1H‐imidazole‐5,2‐diyl))(2S,2'S)‐bis(pyridineidine‐1‐carboxylate) 1007882‐23‐6
D 1,2‐Pyrrolidinedicarboxy lic acid,2,2'‐[[1,1'‐biphenyl]‐4,4'‐diylbis(2‐oxo‐2,1‐ethanediyl)] bis[1‐(1,1‐dimethylethyl)] ester 1009119‐82‐7
D Product: DALFAMPRIDINE IMPURITIES
D Dalfampridine methylene Bridge Impurity
D Product: DANTROLENE IMPURITIES
D Dantrolene Related Compound A 301359‐05‐7
D Product: DAPAGLIFLOZIN IMPURITIES
D Dapagliflozin Impurity B 1662702‐90‐0
D Dapagliflozin Despyranose Bromo Impurity 461432‐23‐5
D (4‐chloro‐3‐(4‐ethoxybenzyl)phenyl)trimethylsilane
D Acetyl Dapagliflozin 461432‐25‐2
D Dapagliflozin Hydroxy Impurity 960404‐86‐8
D 5‐bromo 2‐chlorophenyl‐4‐ethoxyphenyl methanol 1280647‐32‐6
D Ethoxy benzene 103‐73‐1
D (5‐bromo‐2‐chlorophyl)(4‐ethoxyphenyl)methanone 461432‐22‐4
D 4,4’‐Dichloro‐3‐(3‐ethoxybenzyl)‐3’‐(4‐ethoxybenzyl)‐1,1’‐biphenyl 2176485‐21‐3
D Dapagliflozin O‐Desethyl Impurity 864070‐37‐1
D 2,3,4,6‐Tetrakis‐O‐trimethylsilyl‐D‐gluconolactone 32384‐65‐9
D 5‐Bromo‐2‐chlorobenzoic Acid 21739‐92‐4
D Product: DAPOXETINE IMPURITIES
D Dapoxetine N‐oxide 1346603‐24‐4
D N‐Desmethyl Dapoxetine 157166‐71‐7
D Product: DAPSONE IMPURITIES
D Dapsone N‐Acetyl Impurity/ Monoacetyl Dapsone 565‐20‐8
D N,N'‐Diacetyl Dapsone/ Acedapsone 77‐46‐3
D Product: DARIFENACIN IMPURITIES
D Darifenacin Morpholine Amide Impurity (Ethanethione) 97483‐11‐9
47.
D Darifenacin Carboxylic Acid Impurity 1048979‐16‐3
D 3‐Hydroxy Darifenacin 1285875‐62‐8
D Darifenacin 5‐Bromoethyl Impurity 127264‐14‐6
D Darifenacin Cyano Pyrrolidine Impurity
133099‐11‐3
194602‐27‐2
D Darifenacin Pyrrolidine (S)‐Isomer
134002‐25‐8
134002‐26‐9
D Darifenacin 4‐Hydroxy Impurity
D Darifenacin Pyrrolidinium Dimer Impurity 1396968‐57‐2
D Darifenacin Nitrile Impurity 252317‐48‐9
D Darifenacin N‐Oxide Impurity 1391080‐40‐2
D Diphenylacetonitrile 86‐29‐3
D (3S)‐1‐[(4‐Methylphenyl)sulfonyl]‐3‐pyrrolidinol 943587‐25‐5
D 1(S)‐1‐tosylpyrrolidin‐3‐yl 4‐methylbenzenesulfonate 133034‐01‐2
D (S)‐2,2‐diphenyl‐2‐(1‐tosylpyrrolidin‐3‐yl)acetonitrile 133099‐09‐9
D
N‐((3‐(2‐amino‐2‐oxo‐1,1‐diphenylethyl)pyrrolidin‐1‐yl)methyl)‐2‐((S)‐1‐(2‐(2,3‐dihydrobenzofuran‐5‐
yl)ethyl)pyrrolidin‐3‐yl)‐2,2‐diphenylacetamide
D Product: DASATINIB IMPURITIES
D Dasatinib N4‐Oxide 910297‐52‐8
D N‐Deshydroxyethyl Dasatinib 910297‐51‐7
D Dasatinib Dimer Impurity 910297‐61‐9
D Dasatinib Deschloro Impurity 1184919‐23‐0
D 4,6‐Dichloro‐2‐methylpyrimidine 1780‐26‐3
D 2‐amino‐N‐(2‐chloro‐6‐methylphenyl)thiazole‐5‐carboxamide 302964‐24‐5
D Dasatinib Dichloro Impurity 302964‐08‐5
D 2’‐Deschloro‐2’‐hydroxy Dasatinib 1159977‐25‐9
D Hydroxymethyl Dasatinib 910297‐58‐4
D Dasatinib Dimer Impurity 910297‐61‐9
D 2‐(tert‐Butoxycarbonylamino)thiazole‐5‐carboxylic Acid 302964‐02‐9
D 2‐(6‐chloro‐2‐methylpyrimidin‐4‐ylamino)thiazole‐5‐carboxylic acid 1251716‐89‐8
48.
D 2‐[[6‐[4‐(2‐Hydroxyethyl)‐1‐piperazinyl]‐2‐methyl‐4‐pyrimidinyl]amino]‐5‐thiazolecarboxylic acid 1245157‐42‐9
D Ethyl 2‐Aminothiazole‐5‐carboxylate 32955‐21‐8
D 1‐(2‐Hydroxyethyl)piperazine 103‐76‐4
D Product: DECITABINE IMPURITIES
D Decitabine impurity (ring‐opening)
D Decitabine Triazinone Impurity (Azacitidine Related Compound A/ 5‐Aza Cytosine) 931‐86‐2
D Methyl 2‐Deoxy‐D‐erythro‐pentopyranoside Bis(4‐methylbenzoate) 78103‐18‐1
D Methyl 2‐deoxy‐D‐erythro‐pentopyranoside 863396‐35‐4
D Product: DEFERASIROX IMPURITIES
D Deferasirox Methyl Ester 1266741‐05‐2
D Deferasirox Ethyl Ester 201530‐79‐2
D 4‐Hydrazinobenzoic acid 619‐67‐0
D Deferasirox Benzoxazin Impurity 1218‐69‐5
D Oxaphenamide 526‐18‐1
D Salicylamide 65‐45‐2
D Deferasirox Diacyl Impurity 1972‐71‐0
D Product: DEMBREXINE IMPURITIES
D Dembrexine EP Impurity D (Salicylaldehyde/ 2‐Hydroxybenzaldehyde) 90‐02‐8
D Product: DERACOXIB IMPURITIES
D 3’‐Fluoro‐4’methoxyacetophenone 455‐91‐4
D 4[N’‐[1‐[3‐Fluoro‐4‐methoxy‐phenyl)‐ethylidene]hydrazino}benzenesulfonamide 1798429‐38‐5
D Benzene sulphonamide 98‐10‐2
D Product: DESIPRAMINE IMPURITIES
D Imipramine HCl (Trimipramine EP Impurity D/Clomipramine EP Impurity B) 113‐52‐0
D Iminobibenzyl (Carbamazepine EP Impurity E/ Trimipramine EP Impurity F/ Clomipramine EP Impurity E) 494‐19‐9
D Desipramine Ethyl Carbamate 27097‐69‐4
D Dehydrodesipramine 2010‐13‐1
D Product: DESLORATIDINE IMPURITIES
D Desloratadine EP Impurity A 298220‐99‐2
49.
D Desloratadine EP Impurity B/ Desloratadine Related Compound B (Iso Desloratadine)
183198‐49‐4
432543‐89‐0
D Desloratadine EP Impurity C (Loratadine) 79794‐75‐5
D Desloratadine Related Compound A (Desloratadine 8‐Bromo Analog) 117796‐50‐6
D Desloratadine Related Compound F (Desloratadine N‐Formyl Impurity/ Loratadine N‐Formyl Impurity) 117810‐61‐4
D Desloratadine 8‐Bromo‐N‐Methyl Impurity 130642‐57‐8
D N‐Methyl Desloratadine (Loratidine EP Impurity G/ Loratidine Related Compound B/ 8‐Chloro Azatadine) 38092‐89‐6
D Desloratadine Deschloro Impurity (Loratadine impurity A/ N‐Desmethyl Azatadine) 38092‐95‐4
D Desloratadine N‐Hydroxy Impurity 1193725‐73‐3
D Desloratadine Pyridine N‐Oxide 169253‐26‐3
D Desloratadine 11‐Hydroxy N‐Methyl Impurity (Loratidine Related Compound D) 38089‐93‐9
D Desloratadine Methanone Impurity/ Desloratadine Ketone Impurity (Loratadine Methanone Impurity) 119770‐60‐4
D Desloratadine 3‐Hydroxy Impurity (Loratadine Desethoxycarbonyl 3‐Hydroxy Impurity) 119410‐08‐1
D Desloratadine Dehydro Impurity 117811‐20‐8
D Product: DESVENLAFAXINE IMPURITIES
D Desvenlafaxine N‐Dimer (Venlafaxine O‐Desmethyl N‐Dimer) 1187545‐61‐4
D Desvenlafaxine‐N‐oxide (O‐Desmethyl Venlafaxine N‐Oxide) 1021933‐95‐8
D Desvenlafaxine Spiro Impurity (Venlafaxine O‐Desmethyl Cyclic Impurity/ Desvenlafaxine Cyclic Impurity) 1346601‐55‐5
D Desvenlafaxine Anhydro Impurity (Venlafaxine O‐Desmethyl Anhydro Impurity) 1346600‐38‐1
D Product: DEXAMETHASONE IMPURITIES
D Dexamethasone EP Impurity D (Mometasone Furoate EP Impurity L) 24916‐90‐3
D Dexamethasone EP Impurity G (Betamethasone Acetate EP Impurity B/ 21‐O‐Acetyl Dexamethasone) 1177‐87‐3
D 21‐Dehydro Dexamethasone 17‐Propionate 62800‐58‐2
D Dexamethasone‐∆17,20 21‐Aldehyde 6762‐51‐2
D Product: DEXLANSOPRAZOLE IMPURITIES
D Lansoprazole S‐Isomer/ Levolansoprazole 138530‐95‐7
D Product: DEXTROMETHORPHAN IMPURITIES
50.
D Dextromethorphan Impurity A 1531‐25‐5
D Dextromethorphan Impurity B 1021868‐94‐9
D Dextromethorphan Impurity C (10‐Keto Dextromethorphan) 57969‐05‐8
D N‐Desmethyldextromethorphan 1087‐69‐0
D N‐Formyl Dextromethorphan 28973‐48‐0
D N,N‐Dimethylaniline 121‐69‐7
D Dextromethorphan N‐Oxide
1177419‐85‐0
210690‐24‐7
D Product: DIACEREIN IMPURITIES
D Diacerein EP Impurity H (Triacetyl Aloe Emodin) 25395‐11‐3
D Product: DIAZEPAM IMPURITIES
D Diazepam EP Impurity B 6021‐21‐2
D Diazepam EP Impurity C/ Diazepam Related Compound B 5220‐02‐0
D Diazepam EP Impurity E 20927‐53‐1
D Diazepam Impurity F 31269‐33‐7
D Desmethyldiazapam/ Nordazepam 1088‐11‐5
D Diazepam Related Compound A 1022‐13‐5
D Diazepam ‐ In house Impurity (Phenylboronic Acid) 98‐80‐6
D DIAZEPAM ‐ IN HOUSE IMPURITY 784‐41‐8
D 2'‐Benzoyl‐2,4'‐dichloroacetanilide 4016‐85‐7
D Product: DICLOFENAC IMPURITIES
D Diclofenac EP Impurity A/ Diclofenac Related Compound A (Diclofenac Amide/ Aceclofenac EP Impurity I) 15362‐40‐0
D Diclofenac EP Impurity B/ Diclofenac Related Compound B 22121‐58‐0
D Diclofenac EP Impurity C/ Diclofenac Related Compound C 27204‐57‐5
D Diclofenac EP Impurity D/ Diclofenac Related Compound D 127792‐45‐4
D Diclofenac EP Impurity E/ Diclofenac USP Related Compound E 59‐48‐3
D Diclofenac EP Impurity F/ Diclofenac Related Compound F 560075‐65‐2
D Diclofenac Ethyl Ester (Aceclofenac EP Impurity C) 15307‐77‐4
D Diclofenac isopropyl ester 66370‐79‐4
D Diclofenac Methyl Ester (Aceclofenac EP Impurity B) 15307‐78‐5
51.
D Diethyl Phthalate 84‐66‐2
D 2,6‐Dichloroaniline 608‐31‐1
D Diclofenac Desacetate Impurity 15307‐93‐4
D Diclofenac Chloroacetyl Impurity 15308‐01‐7
D N‐(2,6‐Dichlorophenyl)isatin 24542‐74‐3
D Diclofenac Carboxylic Acid 13625‐57‐5
D Diclofenac Glyoxillic Acid 66156‐75‐0
D Product: DICYCLOVERINE IMPURITIES
D Dicycloverine EP Impurity A 60263‐54‐9
D Product: DIDANOSINE IMPURITIES
D Didanosine EP Impurity A/ Didanosine Related Compound A (Azathioprine EP Impurity F/ Hypoxanthine) 68‐94‐0
D Product: DIHYDRALAZINE IMPURITIES
D Hydralazine
304‐20‐1
86‐54‐4
D Product: DIHYDROERGOTAMINE IMPURITIES
D 8’‐Hydroxy Dihydro Ergotamine 90650‐44‐5
D Product: DILTIAZEM IMPURITIES
D Diltiazem EP Impurity A 103532‐27‐0
D Diltiazem EP Impurity B 87447‐47‐0
D Diltiazem EP Impurity C (O‐Desmethyl Diltiazem) 142926‐07‐6
D Diltiazem EP Impurity D (N‐Desmethyl Diltiazem) 130606‐60‐9
D Diltiazem EP Impurity E 42399‐49‐5
D Diltiazem EP Impurity F (O‐Desacetyl Diltiazem)
42399‐40‐6
23515‐45‐9
D Diltiazem EP Impurity G/ Diltiazem Related Compound G (N‐Desmethyl O‐Desacetyl Diltiazem)
81353‐09‐5
86408‐44‐8
D Diltiazem EP Impurity H/ Diltiazem Related Compound H (N,N,O‐Tri‐Desmethyl Desacetyl Diltiazem) 115992‐91‐1
D Product: DIMENHYDRINATE IMPURITIES
D
Dimenhydrinate EP Impurity A (Diprophylline EP Impurity B/ Caffeine EP Impurity A/ Theophylline/ Pentoxifylline EP
Impurity C) 58‐55‐9
52.
D Dimenhydrinate EP Impurity E (8‐Chlorocaffeine) 4921‐49‐7
D Dimenhydrinate EP Impurity G (Diphenhydramine EP Impurity B)
19804‐27‐4
4024‐34‐4
D Product: DIMETHYL FUMARATE IMPURITIES
D Fumaric acid 110‐17‐8
D Malic acid 617‐48‐1
D Monomethyl Fumarate 2756‐87‐8
D Dimethyl maleate 624‐48‐6
D Monomethyl Maleate 3052‐50‐4
D Diltiazem N,N‐DiDesmethyl HCl 116050‐35‐2
D Diltiazem N‐Oxide 142843‐04‐7
D Diltiazem O‐Desacetyl‐O‐Desmethyl HCl 96252‐32‐3
D Diltiazem Sulfoxide 370094‐12‐5
D Diltiazem N‐Oxide O‐Desacetyl Impurity 122619‐90‐3
D Desacetyl N, O‐Didesmethyl Diltiazem 86408‐42‐6
D Product: DIPHENHYDRAMINE IMPURITIES
D Diphenhydramine EP Impurity A/ Diphenhydramine Related Compound A
17471‐10‐2
53499‐40‐4
D Diphenhydramine EP Impurity B (Dimenhydrinate EP Impurity G)
19804‐27‐4
4024‐34‐4
D Diphenhydramine EP Impurity C
118‐23‐0
1808‐12‐4
D Diphenhydramine EP Impurity D (Diphenylmethanol/ Benzhydrol) 91‐01‐0
D Diphenhydramine EP Impurity E (Diphenylmethanone/ Benzophenone/ Phenytoin EP Impurity A) 119‐61‐9
D Diphenhydramine N‐oxide 13168‐00‐8
D 3‐(Diphenylmethoxy)‐1,2‐propanediol, 3‐(Benzhydryloxy)propane‐1,2‐diol 19574‐66‐4
D Product: DIPROPHYLLINE IMPURITIES
D
Diprophylline EP Impurity B (Caffeine EP Impurity A/ Theophylline/ Dimenhydrinate EP Impurity A/ Pentoxifylline EP
Impurity C) 58‐55‐9
D Product: DIPYRIDAMOLE IMPURITIES
53.
D Dipyridamole EP Impurity A/ Dipyridamole Related Compound A 16982‐40‐4
D Dipyridamole EP Impurity B/ Dipyridamole Related Compound B 16908‐47‐7
D Dipyridamole EP Impurity C/ Dipyridamole Related Compound C 54093‐92‐4
D Dipyridamole EP Impurity D/ Dipyridamole Related Compound D 1176886‐12‐6
D Dipyridamole EP Impurity E/ Dipyridamole Related Compound E
D Dipyridamole EP Impurity F/ Dipyridamole Related Compound F 60286‐30‐8
D Dipyridamole EP Impurity G 7139‐02‐8
D 4‐Despiperidinyl‐4‐hydroxy Dipyridamole 68006‐07‐5
D Dipyridamole Tartaric Acid Ester Ammonium Salt 1246816‐97‐6
D Dipyridamole Tetrachloro Impurity 32980‐71‐5
D Dipyridamole Dichloro Dihydroxyethyl Impurity 1449029‐15‐5
D Dipyridamole Trichloro Impurity 1449029‐14‐4
D Product: DISOPYRAMIDE IMPURITIES
D Disopyramide EP Impurity A (Diisopyronitrile) 5005‐46‐9
D Disopyramide EP Impurity C
38236‐46‐3
1216619‐15‐6
D Product: DOBUTAMINE IMPURITIES
D Dobutamine EP Impurity A (Noradrenaline Impurity C/ Dopamine)
51‐61‐6
62‐31‐7
D Dobutamine EP Impurity B 5471‐51‐2
D Product: DOCETAXEL IMPURITIES
D Docetaxel EP Impurity B/ 6‐Oxo Docetaxel (10‐Deoxy‐10‐Oxo Docetaxel) 167074‐97‐7
D Docetaxel EP Impurity C/ 4‐Epi‐Docetaxel (7‐epi‐Docetaxel/7‐Epi‐Taxotere) 153381‐68‐1
D Docetaxel EP Impurity D/ 4‐Epi‐6‐Oxo Docetaxel (10‐Deoxy‐10‐Oxo‐7‐epi‐Docetaxel) 162784‐72‐7
D Docetaxel EP Impurity E (10‐Desacetyl Baccatin III) 32981‐86‐5
D 2’‐Epi Docetaxel 133577‐33‐0
D 7,10,13‐Tri‐O‐trichloroethoxycarbonyl‐10‐deacetyl Baccatin III 110258‐92‐9
D Product: DOFETILIDE IMPURITIES
D Dofetilide Related Compound A (Dofetilide N‐Desmethyl Impurity) 176447‐94‐2
54.
D N‐(4‐(2‐(methylamino)ethyl)phenyl)methane sulfonamide 115256‐16‐1
D Product: DOLUTEGRAVIR IMPURITIES
D Dolutegravir Impurity C (4‐Defluoro Dolutegravir) 1863916‐87‐3
D O‐Methyl Dolutegravir 1335210‐35‐9
D Dolutegravir 2‐Desfluoro Impurity 1863916‐88‐4
D Dolutegravir RR Isomer 1357289‐29‐2
D Dolutegravir SR Isomer 1309560‐49‐3
D Dolutegravir 2,6‐Difluoro Analog (Dolutegravir 4‐Desfluoro 6‐Fluoro Impurity) 2244161‐72‐4
D Dolutegravir Enantiomer Impurity 1309575‐43‐6
D Product: DOMPERIDONE IMPURITIES
D Domperidone EP Impurity A 53786‐28‐0
D Domperidone EP Impurity B 1346598‐11‐5
D Domperidone EP Impurity C (Domperidone N‐Oxide) 118435‐03‐3
D Domperidone EP Impurity D 1614255‐34‐3
D Domperidone EP Impurity E 1346602‐50‐3
D Domperidone EP Impurity F 1391053‐55‐6
D Product: DONEPEZIL IMPURITIES
D Donepezil Related Compound A (Donepezil Dehydro Impurity)
145546‐80‐1
120014‐07‐5
D Donepezil N‐Oxide 120013‐84‐5
D Donepezil Pyridine Dehydro N‐Oxide (Donepezil Alkene Pyridine N‐Oxide) 896134‐06‐8
D Donepezil Hydroxy Keto Impurity 197010‐20‐1
D Desbenzyl Donepezil Hydrochloride 120013‐39‐0
D Donepezil Desbenzyl Impurity ‐ Free base 120014‐30‐4
D Donepezil Pyridine Analog 4803‐57‐0
D Donepezil O‐Benzyl Enol Ether
D Desbenzyl Deoxy Impurity F ‐ Free Base 844694‐83‐3
D Desbenzyl Deoxy Impurity F 1034439‐43‐4
D Donepezil quaternary salt (Donepezil Benzyl Bromide/ Donepezilbenzyl) 844694‐85‐5
D Donepezil Dehydro Deoxy Impurity (Donepezil Indene Impurity) 120013‐45‐8
55.
D Donepezil Deoxy Impurity ‐ Free base 844694‐84‐4
D Donepezil Deoxy Impurity 1034439‐57‐0
D Donepezil 4‐Hydroxy Impurity 197010‐22‐3
D Donepezil Dihydro Impurity 120012‐04‐6
D Donepezil Indanone Impurity 2107‐69‐9
D Donepezil Aldehyde Impurity 22065‐85‐6
D Donepezil 3‐Hydroxy Impurity 2097683‐67‐3
D Donepezil Open‐Ring Keto Acid 197010‐25‐6
D Product: DOPAMINE IMPURITIES
D 3‐O‐Methyldopamine
554‐52‐9
1477‐68‐5
D 4‐O‐Methyldopamine 645‐33‐0
D Product: DORZOLAMIDE IMPURITIES
D Dorzolamide EP Impurity B/ Dorzolamide Related Compound B 120279‐37‐0
D Dorzolamide EP Impurity D/ Dorzolamide Related Compound D (N‐Desethyl Dorzolamide)
154154‐90‐2
164455‐27‐0
D Product: DOXAZOSIN IMPURITIES
D Doxazosin EP Impurity A/ Doxazosin Related Compund D 3663‐80‐7
D Doxazosin EP Impurity B/ Doxazosin Related Compund A 70918‐74‐0
D Doxazosin EP Impurity C/ Doxazosin Related Compund F 617677‐53‐9
D Doxazosin EP Impurity D/ Doxazosin Related Compound B 28888‐44‐0
D Doxazosin EP Impurity E/ Doxazosin Related Compund E 27631‐29‐4
D
Doxazosin EP Impurity F/ Doxazosin Related Compund C (Terazosin EP Impurity A/ Prazosin EP Impurity A/ Alfuzosin EP
Impurity B) 23680‐84‐4
D Doxazosin EP Impurity G ( Prazosin EP Impurity C/ Terazosin EP Impurity C/ Terazosin Related Compound A)
60547‐97‐9
60548‐08‐5
D Doxazosin EP Impurity H (Prazosin EP Impurity E/ Terazosin EP Impurity E/ Terazosin Related Compound C)
102839‐00‐9
1486464‐41‐8
104965‐50‐6
D Product: DOXEPIN IMPURITIES