Heterocyclic Building Blocks

2-Bromo-4-nitroimidazole

Purity:

≥ 99% (HPLC)

Catalog Number:

29169

CAS Number:

65902-59-2

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD09038915

Molecular Formula:

C₃H₂BrN₃O₂

Molecular Weight:

191.97

Specification Sheet SDS
2,4-Dichloro-3-nitropyridine

Purity:

≥ 99% (HPLC)

Catalog Number:

29176

CAS Number:

5975-12-2

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD09261088

Molecular Formula:

C₅H₂Cl₂N₂O₂

Molecular Weight:

192.99

Specification Sheet SDS
2-Bromo-5-iodo-3-methylpyridine

Purity:

≥ 98% (GC)

Synonym:

2-Bromo-5-iodo-3-picoline

Catalog Number:

29162

CAS Number:

65550-78-9

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD09037466

Molecular Formula:

C₆H₅BrIN

Molecular Weight:

297.92

Specification Sheet SDS
5-Bromo-2-methyl-3-nitropyridine

Synonym:

5-Bromo-3-nitro-2-picoline

Catalog Number:

29149

CAS Number:

911434-05-4

MDL NO:

MFCD09031419

Molecular Formula:

C₆H₅BrN₂O₂

Molecular Weight:

217.02

SDS
6,7-Bis-(2-methoxyethoxy)-quinazolin-4(3H)-one

Purity:

≥ 99.5% (HPLC)

Catalog Number:

29109

CAS Number:

179688-29-0

Purity Limit:

≥ 99.5% (HPLC)

MDL NO:

MFCD02678087

Molecular Formula:

C₁₄H₁₈N₂O₅

Molecular Weight:

294.31

Specification Sheet SDS
4-Chloro-7-azaindole

Hazmat

Purity:

≥ 99% (HPLC)

Synonym:

4-Chloro-1H-pyrrolo[2,3-b]pyridine

Hazmat

Catalog Number:

29086

CAS Number:

55052-28-3

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD08272232

Molecular Formula:

C₇H₅ClN₂

Molecular Weight:

152.58

Specification Sheet SDS
1-Boc-3-aminopiperidine citric acid salt

Catalog Number:

29085

CAS Number:

184637-48-7

MDL NO:

MFCD08271765

Molecular Formula:

C₁₀H₂₀N₂O₂·C₆H₈O₇

Molecular Weight:

392.4

SDS
Diethyl 2-propyl-1H-imidazole-4,5-dicarboxylate

Purity:

≥ 99% (HPLC)

Synonym:

Diethyl 2-propylimidazoledicarbonate

Catalog Number:

29075

CAS Number:

144689-94-1

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD08062365

Molecular Formula:

C₁₂H₁₈N₂O₄

Molecular Weight:

254.28

Specification Sheet SDS
2,5-Dibromopyrazine

Purity:

≥ 98% (HPLC)

Catalog Number:

29073

CAS Number:

23229-26-7

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD08061601

Molecular Formula:

C₄H₂Br₂N₂

Molecular Weight:

237.88

Specification Sheet SDS
5-Amino-3-bromo-2-methylpyridine

Purity:

≥ 99% (GC)

Synonym:

2-Methyl-3-bromo-5-aminopyridine

Catalog Number:

29069

CAS Number:

186593-43-1

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD08060462

Molecular Formula:

C₆H₇BrN₂

Molecular Weight:

187.04

Specification Sheet SDS
6-Chloroimidazo[1,2-b]pyridazine

Catalog Number:

29044

CAS Number:

6775-78-6

MDL NO:

MFCD07778345

Molecular Formula:

C₆H₄ClN₃

Molecular Weight:

153.57

SDS
Imidazo[1,2-b]pyridazine

Purity:

≥ 99.5%

Synonym:

1,5-Diazaindolizine

Catalog Number:

29055

CAS Number:

766-55-2

Purity Limit:

≥ 99.5%

MDL NO:

MFCD07782103

Molecular Formula:

C₆H₅N₃

Molecular Weight:

119.13

Specification Sheet SDS
5-Iodo-2-methoxypyridine

Purity:

≥ 97% (GC)

Synonym:

2-Methoxy-5-iodopyridine

Catalog Number:

29054

CAS Number:

13472-61-2

Purity Limit:

≥ 97% (GC)

MDL NO:

MFCD07781180

Molecular Formula:

C₆H₆INO

Molecular Weight:

235.02

Specification Sheet SDS
2-Isopropyl-4-[(N-methylamino)methyl]thiazole dihydrochloride

Purity:

≥ 99% (HPLC)

Catalog Number:

29025

CAS Number:

1185167-55-8

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD11841218

Molecular Formula:

C₈H₁₄N₂S·2HCl

Molecular Weight:

243.2

Specification Sheet SDS
2-Amino-5-chloro-3-iodopyridine

Synonym:

2-Amino-5-chloro-4-iodopyridine

Catalog Number:

29039

CAS Number:

211308-81-5

MDL NO:

MFCD07644578

Molecular Formula:

C₅H₄ClIN₂

Molecular Weight:

254.45

SDS
2-Chloro-5-bromo-6-methylpyridine

Hazmat

Purity:

≥ 98% (GC)

Synonym:

3-Bromo-6-chloro-2-methylpyridine

Hazmat

Catalog Number:

29037

CAS Number:

132606-40-7

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD07375117

Molecular Formula:

C₆H₅BrClN

Molecular Weight:

206.47

Specification Sheet SDS
2-Bromo-5-chloro-3-nitropyridine

Purity:

≥ 99% (HPLC)

Synonym:

2-Bromo-3-nitro-5-chloropyridine

Catalog Number:

29022

CAS Number:

75806-86-9

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD07368982

Molecular Formula:

C₅H₂BrClN₂O₂

Molecular Weight:

237.44

Specification Sheet SDS
3-Amino-2-bromo-5-chloropyridine

Purity:

≥ 99% (HPLC)

Synonym:

2-Bromo-3-amino-5-chloropyridine

Catalog Number:

29021

CAS Number:

90902-83-3

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD07368976

Molecular Formula:

C₅H₄BrClN₂

Molecular Weight:

207.46

Specification Sheet SDS
2,6-Dichloro-4-iodopyridine

Purity:

≥ 98% (GC)

Synonym:

4-Iodo-2,6-dichloropyridine

Catalog Number:

29014

CAS Number:

98027-84-0

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD07368400

Molecular Formula:

C₅H₂Cl₂IN

Molecular Weight:

273.88

Specification Sheet SDS
4-Amino-2-chloro-3-nitropyridine

Purity:

≥ 98% (Assay)

Synonym:

2-Chloro-3-nitro-4-amino pyridine

Catalog Number:

29020

CAS Number:

2789-25-5

Purity Limit:

≥ 98% (Assay)

MDL NO:

MFCD07368898

Molecular Formula:

C₅H₄ClN₃O₂

Molecular Weight:

173.56

Specification Sheet SDS
2-Chloro-3,4-diaminopyridine

Purity:

≥ 99% (HPLC)

Synonym:

3,4-Diamino-2-chloropyridine

Catalog Number:

29005

CAS Number:

39217-08-8

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD07363739

Molecular Formula:

C₅H₆ClN₃

Molecular Weight:

143.58

Specification Sheet SDS
3-Bromo-2,6-dichloropyridine

Hazmat

Purity:

≥ 99% (HPLC)

Hazmat

Catalog Number:

29001

CAS Number:

866755-20-6

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD06798231

Molecular Formula:

C₅H₂BrCl₂N

Molecular Weight:

226.89

Specification Sheet SDS
5-Bromo-7-azaindole

Purity:

≥ 99% (HPLC)

Synonym:

5-Bromo-1H-pyrrolo[2,3-b]pyridine

Catalog Number:

28976

CAS Number:

183208-35-7

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD06659677

Molecular Formula:

C₇H₅BrN₂

Molecular Weight:

197.04

Specification Sheet SDS
7-Azaindoline

Purity:

≥ 99% (Assay)

Synonym:

2,3-Dihydro-1H-pyrrolo[2,3-b]pyridine

Catalog Number:

28977

CAS Number:

10592-27-5

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD06659751

Molecular Formula:

C₇H₈N₂

Molecular Weight:

120.15

Specification Sheet SDS
3-Bromo-2,5-dichloropyridine

Purity:

≥ 96% (GC)

Synonym:

2,5-Dichloro-3-bromo-pyridine

Catalog Number:

28967

CAS Number:

138006-41-4

Purity Limit:

≥ 96% (GC)

MDL NO:

MFCD06659484

Molecular Formula:

C₅H₂BrCl₂N

Molecular Weight:

226.89

Specification Sheet SDS
2,5-Dichloro-3-nitropyridine

Hazmat

Purity:

≥ 99% (HPLC)

Hazmat

Catalog Number:

28961

CAS Number:

21427-62-3

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD06658963

Molecular Formula:

C₅H₂Cl₂N₂O₂

Molecular Weight:

192.99

Specification Sheet SDS
2-Amino-5-chloro-4-methylpyridine

Purity:

≥ 98% (HPLC)

Synonym:

2-Amino-5-chloro-4-picoline

Catalog Number:

28939

CAS Number:

36936-27-3

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD06410759

Molecular Formula:

C₆H₇ClN₂

Molecular Weight:

142.59

Specification Sheet SDS
2-Amino-5-iodo-4-methylpyridine

Purity:

≥ 99% (HPLC)

Synonym:

2-Amino-5-iodo-4-picoline

Catalog Number:

28945

CAS Number:

356561-08-5

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD06637727

Molecular Formula:

C₆H₇IN₂

Molecular Weight:

234.04

Specification Sheet SDS
4-Methylthiazole-5-carboxylic acid ethyl ester

Purity:

≥ 99% (GC)

Synonym:

Ethyl 4-methylthiazole-5-carboxylate

Catalog Number:

28940

CAS Number:

20582-55-2

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00626873

Molecular Formula:

C₇H₉NO₂S

Molecular Weight:

171.22

Specification Sheet SDS
3-Furancarboxylic acid methyl ester

Purity:

≥ 98% (GC)

Synonym:

Methyl furan-3-carboxylate

Catalog Number:

28925

CAS Number:

13129-23-2

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD06203671

Molecular Formula:

C₆H₆O₃

Molecular Weight:

126.11

Specification Sheet SDS
5-Formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic acid

Purity:

≥ 98% (HPLC)

Catalog Number:

28922

CAS Number:

253870-02-9

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD06202342

Molecular Formula:

C₈H₉NO₃

Molecular Weight:

167.16

Specification Sheet SDS
2,5-Dibromo-6-methylpyridine

Purity:

≥ 98% (HPLC)

Synonym:

3,6-Dibromo-2-methylpyridine

Catalog Number:

28933

CAS Number:

39919-65-8

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD06254589

Molecular Formula:

C₆H₅Br₂N

Molecular Weight:

250.92

Specification Sheet SDS
2-Bromo-6-nicotinic acid methyl ester

Purity:

≥ 99% (HPLC)

Synonym:

Methyl 6-bromopicolinate

Catalog Number:

28926

CAS Number:

26218-75-7

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD06203934

Molecular Formula:

C₇H₆BrNO₂

Molecular Weight:

216.03

Specification Sheet SDS
5-Hydroxy-1-methyl-1H-pyrazole

Purity:

≥ 97% (HPLC)

Catalog Number:

28907

CAS Number:

33641-15-5

Purity Limit:

≥ 97% (HPLC)

MDL NO:

MFCD05864418

Molecular Formula:

C₄H₆N₂O

Molecular Weight:

98.1

Specification Sheet SDS
5-Bromo-3-chloro-2-methoxypyridine

Purity:

≥ 98% (GC)

Synonym:

2-Methoxy-3-chloro-5-bromopyridine

Catalog Number:

28882

CAS Number:

848366-28-9

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD04972382

Molecular Formula:

C₆H₅BrClNO

Molecular Weight:

222.47

Specification Sheet SDS
5-Chloropyridine-2-carboxylic acid

Purity:

≥ 98% (HPLC)

Synonym:

5-Chloro-2-picolinic acid

Catalog Number:

28862

CAS Number:

86873-60-1

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD04114192

Molecular Formula:

C₆H₄ClNO₂

Molecular Weight:

157.56

Specification Sheet SDS
Thiazole-5-methanol

Purity:

≥ 99% (GC)

Catalog Number:

28873

CAS Number:

38585-74-9

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD04115732

Molecular Formula:

C₄H₅NOS

Molecular Weight:

115.16

Specification Sheet SDS
3-Bromo-5-chloropyridine

Purity:

≥ 98% (HPLC)

Synonym:

3-Chloro-5-bromopyridine

Catalog Number:

28866

CAS Number:

73583-39-8

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD04114221

Molecular Formula:

C₅H₃BrClN

Molecular Weight:

192.44

Specification Sheet SDS
2-Bromo-5-hydroxypyridine

Purity:

≥ 99% (GC)

Synonym:

6-Bromo-3-pyridinol

Catalog Number:

28860

CAS Number:

55717-45-8

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD04114184

Molecular Formula:

C₅H₄BrNO

Molecular Weight:

174.0

Specification Sheet SDS
5-Bromopyridine-2-carboxylic acid methyl ester

Purity:

≥ 98% (GC)

Synonym:

Methyl 5-bromo-2-pyridinecarboxylate

Catalog Number:

28838

CAS Number:

29682-15-3

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD04112493

Molecular Formula:

C₇H₆BrNO₂

Molecular Weight:

216.03

Specification Sheet SDS
2-Bromo-3-chloropyridine

Purity:

≥ 98.5% (GC)

Catalog Number:

28827

CAS Number:

96424-68-9

Purity Limit:

≥ 98.5% (GC)

MDL NO:

MFCD04039344

Molecular Formula:

C₅H₃BrClN

Molecular Weight:

192.44

Specification Sheet SDS
3-Acetyl-2-chloropyridine

Purity:

≥ 98% (HPLC)

Synonym:

2-Chloro-3-acetyl-pyridine

Catalog Number:

28803

CAS Number:

55676-21-6

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD03840751

Molecular Formula:

C₇H₆ClNO

Molecular Weight:

155.58

Specification Sheet SDS
2-Amino-3-bromo-5,6-dimethylpyridine

Purity:

≥ 99% (GC)

Catalog Number:

28831

CAS Number:

161091-49-2

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD04039386

Molecular Formula:

C₇H₉BrN₂

Molecular Weight:

201.07

Specification Sheet SDS
2-Bromo-4-formylpyridine

Purity:

≥ 99% (HPLC)

Synonym:

2-Bromopyridine-4-carboxaldehyde

Catalog Number:

28825

CAS Number:

118289-17-1

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD04039311

Molecular Formula:

C₆H₄BrNO

Molecular Weight:

186.01

Specification Sheet SDS
4-Bromo-2-chloropyridine

Purity:

≥ 99% (GC)

Catalog Number:

28805

CAS Number:

73583-37-6

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD03840756

Molecular Formula:

C₅H₃BrClN

Molecular Weight:

192.44

Specification Sheet SDS
3-Bromo-2-hydroxy-5-nitropyridine

Purity:

≥ 98% (HPLC)

Synonym:

2-Hydroxy-3-bromo-5-nitropyridine

Catalog Number:

28797

CAS Number:

15862-33-6

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD03840431

Molecular Formula:

C₅H₃BrN₂O₃

Molecular Weight:

218.99

Specification Sheet SDS
2-Bromo-4-chloropyridine

Purity:

≥ 98% (GC)

Catalog Number:

28806

CAS Number:

22918-01-0

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD03840757

Molecular Formula:

C₅H₃BrClN

Molecular Weight:

192.44

Specification Sheet SDS
5-Amino-2,3-dichloropyridine

Purity:

≥ 98% (HPLC)

Synonym:

5,6-Dichloro-3-pyridinamine

Catalog Number:

28800

CAS Number:

98121-41-6

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD03840434

Molecular Formula:

C₅H₄Cl₂N₂

Molecular Weight:

163.01

Specification Sheet SDS
5-Amino-3-bromo-2-chloropyridine

Purity:

≥ 97% (HPLC)

Synonym:

2-Chloro-3-bromo-5-aminopyridine

Catalog Number:

28799

CAS Number:

130284-53-6

Purity Limit:

≥ 97% (HPLC)

MDL NO:

MFCD03840433

Molecular Formula:

C₅H₄BrClN₂

Molecular Weight:

207.46

Specification Sheet SDS
2,3-Dichloro-5-nitropyridine

Hazmat

Purity:

≥ 99% (HPLC)

Hazmat

Catalog Number:

28798

CAS Number:

22353-40-8

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD03840432

Molecular Formula:

C₅H₂Cl₂N₂O₂

Molecular Weight:

192.99

Specification Sheet SDS

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