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

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

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

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

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

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