Pharmaceutical Intermediates

Heterocyclic Building Blocks

Nitrogen, oxygen and sulphur heterocycles, including pyridines, pyrimidines, indoles, piperazines and triazoles, for medicinal and process chemistry.

2,832 products11 sub-categories83 in stockCOA + SDS with every lot

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5-Methyl-3H-imidazo[4,5-b]pyridine-6-carboxylic Acid

CAS: 2166954-77-2
Formula: C₈H₇N₃O₂
MW: 177.16 g/mol

ZX-046039

5-Methyl-4-nitroimidazole, 98%

CAS: 14003-66-8
Formula: C₄H₅N₃O₂
MW: 127.1 g/mol

ZX-011308

5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic acid lithium salt

CAS: 259809-25-1
Formula: C₈H₉LiN₂O₂S
MW: 204.2 g/mol

ZX-033362

5-Methyl-pyrazine-2-carboxylic Acid

CAS: 5521-55-1
Formula: C₆H₆N₂O₂
MW: 138.12 g/mol

ZX-011019

5-Methylbenzotriazole

CAS: 136-85-6
Formula: C₇H₇N₃
MW: 133.15 g/mol

ZX-035516

5-Methylcytosinehydrochloride, 98%

CAS: 58366-64-6
Formula: C₅H₈ClN₃O
MW: 161.59 g/mol

ZX-011020

5-Methylfurfural, 99%

CAS: 620-02-0
Formula: C₆H₆O₂
MW: 110.11 g/mol

ZX-011452

5-Methylindole

CAS: 614-96-0
Formula: C₉H₉N
MW: 131.17 g/mol

ZX-046897

5-Methylisoxazole-3-Carboxamide

CAS: 3445-52-1
Formula: C₅H₆N₂O₂
MW: 126.11 g/mol

ZX-039524

5-Methylisoxazole-4-carboxylic acid, 97%

CAS: 42831-50-5
Formula: C₅H₅NO₃
MW: 127.1 g/mol

ZX-011733

5-Methyloctahydro-1H-pyrrolo[3,4-c]pyridine

CAS: 147459-55-0
Formula: C₈H₁₆N₂
MW: 140.23 g/mol

ZX-040640

5-Nitro benzimidazole nitrate, 98%

CAS: 27896-84-0
Formula: C₇H₆N₄O₅
MW: 226.15 g/mol

ZX-011227

5-Nitro indole, 98%

CAS: 6146-52-7
Formula: C₈H₆N₂O₂
MW: 162.15 g/mol

ZX-011099

5-Nitro-1H-indazole

CAS: 5401-94-5
Formula: C₇H₅N₃O₂
MW: 163.13 g/mol

ZX-042037

5-Nitro-1H-pyrazole-3-carboxylic acid

CAS: 198348-89-9
Formula: C₄H₃N₃O₄
MW: 157.08 g/mol

ZX-043619

5-Nitro-2-furaldehyde diacetate, 97%

CAS: 92-55-7
Formula: C₉H₉NO₇
MW: 243.17 g/mol

ZX-011453

5-Nitrobenzimidazole, 99%+

CAS: 94-52-0
Formula: C₇H₅N₃O₂
MW: 163.13 g/mol

ZX-011228

5-Nitrofuran-2-acrylaldehyde

CAS: 1874-22-2
Formula: C₇H₅NO₄
MW: 167.12 g/mol

ZX-035366

5-Nitroindole

CAS: 6146-52-7
Formula: C₈H₆N₂O₂
MW: 162.15 g/mol

ZX-011100

5-Nitroisatin, 97%

CAS: 611-09-6
Formula: C₈H₄N₂O₄
MW: 192.13 g/mol

ZX-011642

5-Nitropicolinonitrile, 95%

CAS: 100367-55-3
Formula: C₆H₃N₃O₂
MW: 149.11 g/mol

ZX-010907

5-Norbornene-endo-2,3-dicarboximide

CAS: 6265-30-1
Formula: C₉H₉NO₂
MW: 163.17 g/mol

ZX-039988

5-O-Tritylthymidine

CAS: 7791-71-1
Formula: C₂₉H₂₈N₂O₅
MW: 484.5 g/mol

ZX-036328

5-Oxazolecarboxylic acid, 97%

CAS: 118994-90-4
Formula: C₄H₃NO₃
MW: 113.07 g/mol

ZX-011734

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