This is our heterocycle catalog we have ready for all at Ark Pharm, Inc. customer. Please explore more of them on our website www.arkpharmusa.com

1. HETEROCYCLE
Ark Pharm, Inc.
3860 N. Ventura Drive, Arlington Heights, IL 60004, USA
sales@arkpharmusa.com
+1-847-367-3680 +1-847-367-3681
www.arkpharmusa.com
Ark Pharm

2. Pyridines
AK-25472
C5H2Cl2N2O2
10g / 25g / 100g / 500g / 1kg
16013-85-7
99%
2,6-Dichloro-3-nitropyridine
AK-18202
C10H13IN2O2
1g / 5g / 10g / 25g
211029-67-3
98%
N-Boc-4-Amino-3-iodopyridine
AK-77157
C5H2ClFIN
100mg / 250mg / 1g
884495-31-2
95+%
5-Chloro-2-fluoro-3-iodopyridine
AK-27228
C9H13NO2
5g / 10g / 25g / 100g
86604-78-6
97%
3,5-Dimethyl-4-methoxy-2-pyridinemethanol
AK-30521
C9H12N2
1g / 5g / 10g / 25g / 100g
5746-86-1
97%
3-(Pyrrolidin-2-yl)pyridine
AK-72583
C6H5Br2NO
1g / 5g / 10g / 25g
14529-54-5
97%
3,5-Dibromo-1-methylpyridin-2(1H)-one
Pyridazines
AK-30922
C6H2Cl2N2S
250mg / 1g / 5g
699-89-8
95+%
4,7-Dichlorothieno[2,3-d]pyridazine
AK-24229
C4H2F2N2
1g / 5g
33097-39-1
98%
3,6-Difluoropyridazine
AK-24487
C4H2ClIN2
1g / 5g / 10g / 25g
135034-10-5
97%
3-Chloro-6-iodopyridazine
AK-75836
C13H8ClN3O2
5g
948996-03-0
95+%
2-((6-Chloropyridazin-3-yl)methyl)
isoindoline-1,3-dione
AK-80631
C4H3ClN2O
1g / 5g / 10g / 25g
1677-79-8
95+%
4-Chloropyridazin-3-ol
AK127040
C5H4Cl2N2
100mg / 250mg / 1g / 5g / 10g / 25g
68240-43-7
95+%
4,6-Dichloro-3-methylpyridazine
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
AK-29149
C7H7NO2
5g / 10g / 25g / 100g / 500g
3222-47-7
98%
6-Methylnicotinic acid
AK-29819
C5H3BrClNO
1g / 5g / 10g / 25g / 100g
130115-85-4
98%
5-Bromo-6-chloropyridin-3-ol
AK-24013
C4H3ClN2O
10g / 25g / 100g / 500g
19064-67-6
97+%
6-Chloro-3-hydroxypyridazine
AK-25495
C4H5ClN4
1g / 5g / 10g / 25g / 100g / 500g
17284-97-8
98%
3-Chloro-6-hydrazinylpyridazine
Ark Pharm

3. Indoles
AK-45962
C9H9NO
5g / 10g / 25g / 100g / 500g
1006-94-6
98%
5-Methoxyindole
AK-34333
C9H5F2NO2
1g / 5g / 10g / 25g
247564-66-5
97%
4,6-Difluoroindole-2-carboxylic acid
AK-28084
C10H8BrNO2
1g / 5g / 10g / 25g / 100g
773873-77-1
98%
Methyl 5-bromo-1H-indole-3-carboxylate
AK-34917
C8H5ClFN
100mg / 250mg / 1g
376646-56-9
98%
5-Chloro-4-fluoro-1H-indole
AK-23552
C13H16N2O2
1g / 5g
166104-20-7
95%
1-Boc-5-Aminoindole
AK-30227
C10H9NO3
1g / 5g / 10g / 25g / 100g
10242-01-0
98%
5-Methoxy-1H-indole-3-carboxylic acid
AK174387
C11H8F3NO2
100mg / 250mg / 1g / 5g / 10g / 25g
1098340-27-2
95+%
Methyl 4-(trifluoromethyl)-1H-indole-2-
carboxylate
AK-16405
C15H14N2O3
5g / 10g
914348-93-9
95+%
tert-Butyl 5-cyano-3-formyl-1H-indole-1-
carboxylate
Thiophenes
AK-35162
C5H3FO2S
100mg / 250mg / 1g / 5g
4377-58-6
97%
5-Fluorothiophene-2-carboxylic acid
AK-68196
C5H3F3OS
100mg / 250mg / 1g / 5g / 10g
217959-45-0
98%
4-Hydroxy-2-(trifluoromethyl)thiophene
AK197953
C6H4ClNO4S
1g / 5g / 10g / 25g
57800-76-7
95+%
5-Chloro-4-nitrothiophene-2-carboxylic
acid methyl ester
AK128560
C5H4N2S
100mg / 250mg / 1g
73781-74-5
95+%
4-Aminothiophene-2-carbonitrile
AK552035
C9H7BrF3NO3S
100mg / 250mg / 1g
2044706-51-4
97%
Ethyl 5-bromo-2-(2,2,2-trifluoroacetamido)
thiophene-3-carboxylate
AK-33761
C4H4BClO2S
1g / 5g / 10g / 25g / 100g
177734-82-6
97%
(2-Chlorothiophen-3-yl)boronic acid
AK-46314
C4H5BO2S
5g / 10g / 25g / 100g / 500g
6165-68-0
98%
Thiophen-2-ylboronic acid
AK-17716
C11H8O2S
1g / 5g
29886-63-3
95+%
3-(Thiophen-2-yl)benzoic acid
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
Ark Pharm

4. Imidazoles
AK-98967
C4H5N3O2
10g / 25g
696-23-1
95%
2-Methyl-5-nitro-1H-imidazole
AK138222
C10H8N2O2
100mg / 250mg / 1g
41270-74-0
98%
5-Phenyl-1H-imidazole-2-carboxylic acid
AK-49186
C4H4N2O
1g / 5g / 10g / 25g / 100g / 500g
10111-08-7
95%
Imidazole-2-carboxaldehyde
AK161499
C6H9BrN2
100mg / 250mg / 1g / 5g / 10g
623577-60-6
99%
4-Bromo-1-isopropyl-1H-imidazole
AK-25282
C4H4N2O2
5g / 10g / 25g / 100g
1072-84-0
97%
1H-Imidazole-4-carboxylic acid
AK-88712
C9H8N2
10g / 25g / 100g / 500g / 1kg
670-96-2
98%
2-Phenyl-1H-imidazole
AK-28997
C4H4Br2N2
1g / 5g / 10g / 25g
219814-29-6
97+%
2,5-Dibromo-4-methylimidazole
AK-36131
C3H2BrN3O2
1g / 5g / 10g
6963-65-1
97%
5-Bromo-4-nitro-1H-imidazole
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
Piperazines
AK110626
C6H13Cl2F3N2
100mg / 250g / 1g / 5g / 10g / 25g
13349-91-2
95+%
1-(2,2,2-Trifluoroethyl)piperazine dihydrochloride
AK136312
C25H28N2O6
100mg / 250mg / 1g / 5g / 10g
244132-27-2
95+%
(S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-
(tert-butoxycarbonyl)piperazine-2-carboxylic acid
AK-22025
C9H13BrN4
1g / 5g / 10g / 25g
141302-36-5
95+%
5-Bromo-2-(4-methylpiperazin-1-yl)pyrimidine
AK-29250
C11H22N2O2
250mg / 1g / 5g / 10g / 25g
438050-08-9
98%
(R)-tert-Butyl 3-ethylpiperazine-1-
carboxylate
AK-24046
C11H22N2O2
1g / 5g / 10g / 25g
438049-35-5
95+%
N-Boc-3-Ethylpiperazine
AK-25110
C11H22N2O2
1g / 5g / 10g
639068-43-2
97%
tert-Butyl 3,5-dimethylpiperazine-1-
carboxylate
AK-16329
C10H11Cl2FN2
1g / 5g / 10g
914348-92-8
95+%
2-(2,4-Dichloro-5-fluorophenyl)piperazine
2
AK135578
C13H19F3N4
100mg / 250mg / 1g / 5g / 10g
219599-99-2
97%
2-(tert-Butyl)-4-(piperazin-1-yl)-6-
(trifluoromethyl)pyrimidine
Ark Pharm

5. Ark Pharm
Morpholines
AK140865
C11H12ClN3OS
100mg / 250mg / 1g / 5g
35265-88-4
97%
4-(2-Chloro-7-methylthieno[3,2-d]pyrimidin-4-yl)
morpholine
AK-32393
C10H19NO4
1g / 5g / 25g
215917-99-0
97%
(R)-4-Boc-(3-Hydroxymethyl)morpholine
AK-28754
C7H16N2O
1g / 5g / 10g / 25g
122894-56-8
98%
N,N-Dimethyl-1-(morpholin-2-
yl)methanamine
AK120537
C15H20N2O2
100mg / 250mg / 1g
151096-96-7
97%
4-Benzyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one
AK-90945
C10H13NO
1g / 5g / 10g
23972-41-0
95+%
2-Phenylmorpholine
AK-18011
C12H15NO3
1g / 5g / 10g / 25g
62642-62-0
98%
4-(Morpholinomethyl)benzoic acid
AK142902
C10H21NO3
1g / 5g / 10g / 25g
3616-59-9
97%
4-(2,2-Diethoxyethyl)morpholine
AK-23949
C8H11BrN4O
1g / 5g / 10g
117719-17-2
95+%
5-Bromo-3-morpholinopyrazin-2-amine
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
Pyrrolidines
AK-76663
C4H4INO2
10g / 25g / 100g / 500g / 1kg
516-12-1
98%
1-Iodopyrrolidine-2,5-dione
AK-96708
C12H24N3OP
1g / 5g / 10g / 25g
6415-07-2
98%
Tri(pyrrolidin-1-yl)phosphine oxide
AK127925
C11H12BrNO
5g / 10g
77868-84-9
97%
1-Benzyl-3-bromopyrrolidin-2-one
AK163732
C10H16F3NO3
100mg / 250mg / 1g / 5g
644970-36-5
95+%
tert-Butyl 3-hydroxy-3-(trifluoromethyl)
pyrrolidine-1-carboxylate
AK-30521
C9H12N2
1g / 5g / 10g / 25g / 100g
5746-86-1
97%
3-(Pyrrolidin-2-yl)pyridine
AK142966
C4H8ClF2N
100mg / 250mg / 1g / 5g
869481-94-7
95+%
(3S,4R)-rel-3,4-Difluoropyrrolidine hydrochloride
AK-38449
C12H18N2O
100mg / 250mg / 1g
50609-01-3
95%
4-(2-(Pyrrolidin-1-yl)ethoxy)aniline
AK-25701
C4H9NO
1g / 5g / 10g / 25g / 100g
2799-21-5
97%
(R)-Pyrrolidin-3-ol

6. Oxetanes
AK116849
C5H8Br2O
1g / 5g / 10g / 25g
2402-83-7
95+%
3,3-Bis(bromomethyl)oxetane
AK155877
C9H15NO5
250mg / 1g
1408076-14-1
95+%
1-Oxa-7-azaspiro[3.5]nonane oxalate
AK-45072
C11H11NO4
250mg / 1g / 5g / 10g
98632-91-8
96%
N-Carbobenzyloxy-D-serine-beta-lactone
AK-77190
C5H9BrO
100mg / 250mg / 1g / 5g / 10g
78385-26-9
97%
3-(Bromomethyl)-3-methyloxetane
AK123278
C12H21NO3
100g / 250g / 1g / 5g
240401-27-8
99%
tert-Butyl 2-oxa-7-azaspiro[3.5]nonane-
7-carboxylate
AK163859
C11H13FO4S
100mg / 250mg / 1g
1308644-71-4
97%
(3-Fluorooxetan-3-yl)methyl 4-
methylbenzenesulfonate
AK-88676
C7H13NO2S
250mg / 1g / 5g / 10g / 25g / 100g
1158098-73-7
97%
2-Methyl-N-(oxetan-3-ylidene)propane-2-
sulfinamide
AK161350
C3H5BF3KO
100mg / 250mg / 1g / 5g
1430219-76-3
95%
Potassium trifluoro(oxetan-3-yl)borate
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
Azetidines
AK-87140
C16H16IN
250mg / 1g / 5g / 10g
125735-40-2
97%
1-Benzhydryl-3-iodoazetidine
AK-35869
C3H7ClFN
1g / 5g / 10g / 25g / 100g
617718-46-4
97%
3-Fluoroazetidine hydrochloride
AK-25416
C9H17NO3
1g / 5g / 10g / 25g / 100g
142253-56-3
98%
1-Boc-Azetidine-3-yl-methanol
AK-71896
C10H12ClNO
100mg / 250mg / 1g / 5g
1121627-62-0
95+%
3-((2-Chlorobenzyl)oxy)azetidine
AK-38278
C10H11ClF3NO
250mg / 1g / 5g / 10g / 25g
1188374-88-0
97%
3-[3-(Trifluoromethyl)phenoxy]-azetidine
hydrochloride
AK-28502
C8H14INO2
1g / 5g / 10g / 25g / 100g
254454-54-1
97+%
tert-Butyl 3-iodoazetidine-1-carboxylate
AK-34385
C10H17NO4
1g / 5g / 10g / 25g
255882-72-5
98%
Methyl 1-Boc-azetidine-2-carboxylate
AK550397
C11H18ClN5
100mg / 250mg / 1g
2044704-96-1
97%
2-(4-(Azetidin-3-yl)piperazin-1-yl)pyrimidine
hydrochloride
Ark Pharm