Skip to content

Pharma Intermediates & Building Blocks

API Process Intermediates & Related Compounds

Source 1148 api process intermediates & related compounds for research, QC and production, documented with COA and SDS.

1,974products

872in stock

COA + SDSwith every lot

Reference Standard

Carfilzomib Diacid(St-I)

Carfilzomib Diacid(St-I)

Formula: C₃₂H₄₀N₂O₉
MW: 596.67 g/mol

In stock

Reference Standard

Carfilzomib Diacid(St-II)

Carfilzomib Diacid(St-II)

Formula: C₁₆H₂₆N₂O₆
MW: 342.39 g/mol

In stock

Reference Standard

Caspofungin Diacetate chemical structure

Caspofungin Diacetate

CAS: 179463-17-3
Formula: C₅₆H₉₆N₁₀O₁₉
MW: 1213.4 g/mol

VQ-013285

Cefazolin Pivaloyl chemical structure

Cefazolin Pivaloyl

CAS: 1798390-48-3
Formula: C₁₆H₂₀N₄O₄S₃
MW: 428.6 g/mol

VQ-047707

Cefditoren Pivoxi imp VI chemical structure

Cefditoren Pivoxi imp VI

CAS: 138514-32-6
Formula: C₂₅H₂₈N₆O₇S₃
MW: 620.7 g/mol

VQ-047711

Reference Standard

Celecoxib Ethyl Ester chemical structure

Celecoxib Ethyl Ester

CAS: 2247197-67-5
Formula: C₁₉H₁₇F₃N₂O₃S
MW: 410.4 g/mol

In stock

Reference Standard

Celecoxib Methyl Ester chemical structure

Celecoxib Methyl Ester

CAS: 2247197-66-4
Formula: C₁₈H₁₅F₃N₂O₃S
MW: 396.4 g/mol

In stock

Reference Standard

Cetirizine Methyl Ester Dihydrochloride chemical structure

Cetirizine Methyl Ester Dihydrochloride

CAS: 83881-48-5
Formula: C₂₂H₂₉Cl₃N₂O₃
MW: 475.8 g/mol

VQ-013288

Reference Standard

Cetirizine Polyethylene Glycol (PEG) Ester chemical structure

Cetirizine Polyethylene Glycol (PEG) Ester

CAS: 1509941-93-8
Formula: C₂₃H₂₉ClN₂O₄
MW: 432.9 g/mol

VQ-013289

Reference Standard

Cetrizine chemical structure

CAS: 83881-51-0
Formula: C₂₁H₂₅ClN₂O₃
MW: 388.9 g/mol

VQ-013290

Reference Standard

Chlorbutanol DiHydrate

Chlorbutanol DiHydrate

CAS: 116295-73-9
Formula: C₄H₇Cl₃O.2H₂O
MW: 213.46 g/mol

VQ-013291

Reference Standard

Chlorbutanol Hemihydrate chemical structure

Chlorbutanol Hemihydrate

CAS: 6001-64-5
Formula: C₈H₁₆Cl₆O₃
MW: 372.9 g/mol

In stock

Chlorobis-(4-fluorophenyl)methane chemical structure

Chlorobis-(4-fluorophenyl)methane

CAS: 27064-94-4
Formula: C₁₃H₉ClF₂
MW: 238.66 g/mol

VQ-048413

Chloromethanesulfonyl chloride chemical structure

Chloromethanesulfonyl chloride

CAS: 3518-65-8
Formula: CH₂Cl₂O₂S
MW: 149 g/mol

VQ-048991

Reference Standard

Chlorthalidone Ethyl Ether chemical structure

Chlorthalidone Ethyl Ether

CAS: 1369995-36-7
Formula: C₁₆H₁₅ClN₂O₄S
MW: 366.8 g/mol

In stock

Reference Standard

Chlorthalidone Methyl Ether chemical structure

Chlorthalidone Methyl Ether

CAS: 96512-76-4
Formula: C₁₅H₁₃ClN₂O₄S
MW: 352.8 g/mol

In stock

Cholestenone chemical structure

CAS: 601-57-0
Formula: C₂₇H₄₄O
MW: 384.6 g/mol

VQ-047780

Chondroitin 6-sulfate Sodium Salt chemical structure

Chondroitin 6-sulfate Sodium Salt

CAS: 12678-07-8
Formula: C₄₂H₅₉N₃O₄₃S₃-6
MW: 1390.1 g/mol

VQ-047782

Reference Standard

Ciprofloxacin Intermediate 1 chemical structure

Ciprofloxacin Intermediate 1

CAS: 105392-20-9
Formula: C₁₄H₁₄Cl₂FNO₃
MW: 334.2 g/mol

In stock

Reference Standard

Ciprofloxacin Intermediate 2 chemical structure

Ciprofloxacin Intermediate 2

CAS: 86483-53-6
Formula: C₁₅H₁₄Cl₂FNO₃
MW: 346.2 g/mol

In stock

Cis-1,2-Cyclohexanedicarboxylic acid chemical structure

Cis-1,2-Cyclohexanedicarboxylic acid

CAS: 610-09-3
Formula: C₈H₁₂O₄
MW: 172.18 g/mol

VQ-027070

Cis-4-Octenedioic Acid chemical structure

Cis-4-Octenedioic Acid

CAS: 38561-68-1
Formula: C₈H₁₂O₄
MW: 172.18 g/mol

VQ-049144

Reference Standard

cis-4-Phenylthio-N-benzyloxycarbonyl-L-Proline methyl ester

cis-4-Phenylthio-N-benzyloxycarbonyl-L-Proline methyl ester

CAS: 75176-34-0
Formula: C₂₀H₂₁NO₄S
MW: 371.45 g/mol

In stock

Reference Standard

Cis-Asenapine chemical structure

CAS: 65621-78-5
Formula: C₁₇H₁₆ClNO
MW: 285.8 g/mol

VQ-013298

Need a price, a spec or a custom compound?

Send us your list — product names or CAS numbers, grade, quantity and destination. Our team replies with a formal quotation, COA and lead time.

Request a quote Contact sales