Cymtek is now capable of supplying quantities ranging from milligrams to multiple tons of APIs and advanced intermediates, reagents, functionalized heterocyclic, chiral compounds, as well as a wide range of high-purity chemicals.

1. Cymtek Labs
FEATURE PRODUCTS

2. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Venetoclax
(ABT-199)
5-Hydroxy-7-azaindole 98549-88-3 Off-white solid powder
Purity: NLT98%
Pilot
Methyl
2-[(1H-pyrrolo[2,3-b]pyridin-5-yl)oxy]-4-fluorobenzoat
e
1235865-75-4 Off-white solid powder
Purity: NLT98%
Pilot
1-((4-Chloro-5,5-dimethyl-3,4,5,6-tetrahydro-[1,1'-bip
henyl]-2-yl)methyl)piperazine 2HCl
1628047-87-9 Off-white solid powder
Purity: NLT98%
Pilot
Brivaracetam
(R)-4-propyl-dihydro-furan-2-one 63095-51-2 Colorless oily matter
Purity: NLT95%
e.e.: NLT 99%
Pilot
Emtricitabine
1,4-Dithiane-2,5-diol 40018-26-6 White Powder
Purity: NLT99%
Commercial
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

3. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Selexipag
2-Chloro-5,6-diphenylpyrazine 41270-66-0 Light-brown solid
Purity: NLT99%
Pilot
4-(Isopropylamino)butan-1-ol 42042-71-7 Colorless liquid
Purity: NLT99%
Pilot
4-[(5,6-diphenyl-2-pyrazinyl)(1-methylethyl)amino]-1-
butanol
475086-75-0 Off-white powder
Purity: NLT99%
Pilot
Empagliflozin
(3S)-3-(4-(2-chloro-5-iodobenzyl)phenoxy)tetrahydrof
uran
915095-94-2 Whitepowder
Purity: NLT99%
e.e.: NLT 98%
Commercial
Canagliflozin
2-[(5-Bromo-2-methylphenyl)methyl]-5-(4-fluoropheny
l)thiophene
1030825-20-7 Pal-yellow powder
Purity: NLT98.5%
Commercial
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

4. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Brexpiprazole
4-Bromobenzo[b]thiophene 5118-13-8 Off-white solid powder
Purity: NLT99%
Pilot
7-Hydroxyquinolinone 70500-72-0 White solid powder
Purity: NLT99%
Pilot
1-Benzo[b]thien-4-yl-piperazinel HCl 913614-18-3 Off-white solid powder
Purity: NLT99%
Pilot
Dolutegravir
Sodium
1-(2,2-Dimethoxyethyl)-5-methoxy-6-(methoxycarbo
nyl)-4-oxo-1,4-dihydropyridine-3-carboxylic acid
1335210-23-5 Off-white solid powder
Purity: NLT98%
Pilot
Dimethyl
3-(benzyloxy)-4-oxo-4H-pyran-2,5-dicarboxylate
1246616-66-9 Off-white solid powder
Purity: NLT98%
Pilot
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

5. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Rucaparib
Camsylate
2-Bromo-8-fluoro-4,5-dihydro-1H-azepino[5,4,3-cd]in
dol-6(3H)-one
283173-80-8 White solid powder
Purity: NLT99%
Lab
6-Fluoro-1H-indole-4-carboxylic acid methyl ester 1082040-43-4 White solid powder
Purity: NLT99%
Lab
N-(2-Oxoethyl)phthalimide 2913-97-5 White solid powder
Purity: NLT99%
Lab
Eltrombopag
Olamine
3-Methyl-1-(3,4-dimethylphenyl)-2-pyrazolin-5-
one
18048-64-1 Brown solid
Purity: NLT98.5%
Pilot
3-Amino-2'-hydroxy-[1,1'-biphenyl]-3-carboxylic
acid
376592-93-7 Off-white solid powder
Purity: NLT98%
Pilot
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

6. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Temozolomide
4-Amino-5-imidazolecarboxamide hydrochloride 72-40-2 Light-yellow powder
Purity: NLT99%
Commercial
Decitabine
1-Chloro-3,5-di-(4-chlorobenzoyl)-2-deoxy-D-ribose 21740-23-8 Off-white solid powder
Purity: NLT97%
Commercial
Solifenacin
(R)-(-)-3-Quinuclidinol 25333-42-0 White crystal powder
Purity: NLT99%
e.e.: NLT99.9%
Commercial
Other
Intermediates
D-(-)-Pantolactone 599-04-2 White solid
Purity: NLT98%
Commercial
N-Methyl-3-pyrrolidinol 13220-33-2 Colorless liquid
Purity: NLT98%
Commercial
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

7. FEATURE INTERMEDIATES LIST
API Chemical Name CAS# Structure Specification Stage
Other
Intermediates
(R)-3-Cyclohexenecarboxylic Acid 5709-98-8 Light yellow liquid
Purity: NLT98%
e.e.: NLT 97.5%
Commercial
(S)-3-Cyclohexenecarboxylic Acid 5708-19-0 Light yellow liquid
Purity: NLT98%
e.e.: NLT 97.5%
Commercial
(R)-(+)-3-Hydroxytetrahydrofuran 86087-24-3 Light yellow liquid
Purity: NLT98%
e.e.: NLT 97.5%
Pilot
(Triphenylphosphoranylidene)acetaldehyde 2136-75-6 Light-brown powder
Purity: NLT98%
Commercial
1,4-Diacryloylpiperazine 6342-17-2 White crystal powder
Purity: NLT98%
Pilot
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

8. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Chiral
Compounds
(1S,4R)-2-Aza-bicyclo[2.2.1]hept-5-en-3-one 130931-83-8 NLT99%
e.e: NLT99%
Kilograms
to
Metric tons
Methyl 2-Chloro-D-mandelate 32345-59-8 NLT99%
e.e: NLT99%
Kilograms
to
Metric tons
(R)-tert-butyl
3-(hydroxymethyl)pyrrolidine-1-carboxylate
138108-72-2 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
(S)-tert-butyl
3-(hydroxymethyl)pyrrolidine-1-carboxylate
199174-24-8 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
(R)-2-Methylmorpholine hydrochloride 168038-14-0 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
(S)-2-Methylmorpholine hydrochloride 1147108-99-3 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

9. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Chiral
Compounds
tert-Butyl ((1S,2R)-2-aminocyclohexyl)carbamate 365996-30-1 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
tert-Butyl ((1S,2S)-2-aminocyclohexyl)carbamate 180683-64-1 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
(S)-2-Methylproline 42856-71-3 NLT98%
e.e: NLT98%
Grams
to
tenskilograms
Ethyl (R)-(+)-4-chloro-3-hydroxybutyrate 90866-33-4 NLT99%
e.e: NLT99%
Kilograms
to
Metric tons
Ethyl (S)-(+)-4-chloro-3-hydroxybutyrate 86728-85-0 NLT99%
e.e: NLT99%
Kilograms
to
Metric tons
(S)-(-)-3-Phenyllactic acid 20312-36-1 NLT99%
e.e: NLT99%
Kilograms
to
Metric tons
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

10. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Piperidine
Compounds
1-Benzyl-3-methyl-4-piperidone 34737-89-8 NLT98% Grams
to
tenskilograms
1-Boc-3-oxopiperazine 76003-29-7 NLT98% Grams
to
tenskilograms
N-Boc-4-piperidinemethanol 123855-51-6 NLT98% Grams
to
tenskilograms
N-Boc-4-Hydroxypiperidine 109384-19-2 NLT98% Grams
to
tenskilograms
N-Boc-2-Formylpiperidine 157634-02-1 NLT98% Grams
to
tenskilograms
N-BOC-4-Amino Piperidine 87120-72-7 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

11. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Piperidine
Compounds
Piperazin-2-one 5625-67-2 NLT98% Grams
to
tenskilograms
Piperidine-2,4-dione C5H7NO2 NLT98% Grams
to
tenskilograms
N-Boc-4-piperidinecarboxaldehyde 137076-22-3 NLT98% Grams
to
tenskilograms
1-Boc-3-piperidinecarboxaldehyde 118156-93-7 NLT98% Grams
to
tenskilograms
3-Piperidinecarboxylic acid 498-95-3 NLT98% Grams
to
tenskilograms
4-Piperidinecarboxylic acid 498-94-2 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

12. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Pyrimidine
Compounds
2-Chloropyrimidine-4-carboxylic acid 149849-92-3 NLT98% Grams
to
tenskilograms
Methyl 2-chloropyriMidine-4-carboxylate 149849-94-5 NLT98% Grams
to
tenskilograms
4,6-Dichloro-1H-pyrazolo[3,4-d] pyrimidine 42754-96-1 NLT98% Grams
to
tenskilograms
5-Bromo-2-chloro-pyrimidine 32779-36-5 NLT98% Grams
to
tenskilograms
2,4-Dichlorothieno[2,3-d] pyrimidine 18740-39-1 NLT98% Grams
to
tenskilograms
4-Chloro-pyrimidine-5-carboxylic acid ethyl ester 41103-17-7 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

13. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Pyrimidine
Compounds
Methyl 2,4-dichloropyriMidine-6-carboxylate 6299-85-0 NLT98% Grams
to
tenskilograms
2-Amino-4-(trifluoromethyl)pyrimidine 16075-42-6 NLT98% Grams
to
tenskilograms
Ethyl
2-chloro-4-(trifluoromethyl)pyrimidine-5-carboxylate
187035-79-6 NLT98% Grams
to
tenskilograms
Ethyl 4-aminopyrimidine-5-carboxylate 65195-35-9 NLT98% Grams
to
tenskilograms
6-Hydroxypyrimidine-4-carboxylic acid 6299-87-2 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

14. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Oxazole
Compounds
Isoxazole-3-carboxylic acid 3209-71-0 NLT98% Grams
to
tenskilograms
Ethyl 2-aminooxazole-4-carboxylate 177760-52-0 NLT98% Grams
to
tenskilograms
Ethyl oxazole-2-carboxylate 33036-67-8 NLT98% Grams
to
tenskilograms
Oxazole-2-carboxylic acid 672948-03-7 NLT98% Grams
to
tenskilograms
5-Methylisoxazole-3-carboxylic acid 3405-77-4 NLT98% Grams
to
tenskilograms
5-Oxazolecarboxylic acid 118994-90-4 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

15. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Pyrrole
Compounds
3-Bromo-1H-Pyrrole-2-carboxylic acid methyl ester 941714-57-4 NLT98% Grams
to
tenskilograms
1H-Pyrrole-2-carboxaldehyde 1003-29-8 NLT98% Grams
to
tenskilograms
3-Pyrroline 109-96-6 NLT98% Grams
to
tenskilograms
3-Amino-2-ethoxycarbonylpyrrole hydrochloride 252932-49-3 NLT98% Grams
to
tenskilograms
Methyl Pyrrole-2-carboxylate 1193-62-0 NLT98% Grams
to
tenskilograms
N-Boc-pyrrole 5176-27-2 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

16. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Imidazole
Compounds
1-Methyl-1H-imidazole-2-carbaldehyde 13750-81-7 NLT98% Grams
to
tenskilograms
Imidazole-4-carboxaldehyde 3034-50-2 NLT98% Grams
to
tenskilograms
4-Imidazoleacetic acid hydrochloride 3251-69-2 NLT98% Grams
to
tenskilograms
1H-Imidazole-4-carboxylic acid 1072-84-0 NLT98% Grams
to
tenskilograms
1H-Imidazole-2-carboxylic acid 16042-25-4 NLT98% Grams
to
tenskilograms
4-(1H-Imidazol-1-yl) phenol 10041-02-8 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

17. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Other
Compounds
N,N-Di-tert-butoxy trimethylamine 36805-97-7 NLT98% Grams
to
tenskilograms
4-Bromo-thiazol-2-ylamine 502145-18-8 NLT98% Grams
to
tenskilograms
4-Nitro-pyridin-2-ylamine 4487-50-7 NLT98% Grams
to
tenskilograms
4,5-Dimethyl-1,2-benzenediamine 3171-45-7 NLT98% Grams
to
tenskilograms
4-Amino-2,6-dibromopyridine 39771-34-1 NLT98% Grams
to
tenskilograms
2,6-Pyridinedimethanol 1195-59-1 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

18. FEATURE HETEROCYCLES LIST
Category Chemical Name CAS# Structure Specification Availability
Other
Compounds
5,6-Dihydroxy-1H-indole 3131-52-0 NLT98% Grams
to
tenskilograms
3-Nitro-4-hydroxyquinoline 50332-66-6 NLT98% Grams
to
tenskilograms
4-Aminoindole 5192-23-4 NLT98% Grams
to
tenskilograms
2,2-Diethoxy Acetonitrile 6136-93-2 NLT98% Grams
to
tenskilograms
4,5-Difluorobenzene-1,2-diamine 76179-40-3 NLT98% Grams
to
tenskilograms
1-Aminocyclopropanecarboxylic acid 22059-21-8 NLT98% Grams
to
tenskilograms
16# Yanzheng Middle Road, Wujin District, Changzhou, 213161, China
Tel: +86 519 81090216 Fax: +86 519 81090216 email: info@cymteklabs.com

19. THANK YOU