ChemAbout

ChemAbout is a B2B platform where chemical buyers and suppliers discover each other.

Post a purchase requestList your products (for suppliers)
© 2026 ChemAbout
Compound Index|Demand Board|Insights|Exhibitions|Compliance|Help Center|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/Pharmaceutical Intermediate/4-chloropyridine
C5H4ClN
113.54 g/mol
Pharmaceutical Intermediate

4-CHLOROPYRIDINE

CAS626-61-9EC210-956-2
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

4-Chloropyridine is a chemical compound used as a pharmaceutical intermediate, primarily in the manufacturing of cephalosporin antibiotics. It reacts with various nucleophiles, including mercaptoacetic acid, to form key precursors for antibiotic production.

Pharmaceutical intermediate for cephalosporin antibioticsReagent for the synthesis of pyridylmercaptoacetic acid derivativesBuilding block for alkyl ether, alkyl thioether, and alkylamine derivatives

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

Sourcing 4-CHLOROPYRIDINE?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→

Related Compounds

StrongSame Parent

4-Chloropyridine hydrochloride

CAS7379-35-3

pharmaceutical intermediate

ApplicationSame Use

2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(methoxyimino)acetic acid

CAS72217-12-0

pharmaceutical intermediate

ApplicationSame Use

7-AVCA

CAS79349-82-9

pharmaceutical intermediate

ApplicationSame Use

(6R,7R)-7-Amino-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

CAS82549-51-7

pharmaceutical intermediate

ApplicationSame Use

(Z)-2-(2-tert-Butoxycarbonylaminothiazol-4-yl)-2-pentenoic acid

CAS86978-24-7

pharmaceutical intermediate

ReferenceSame Category

2-Methyl-4-nitrobenzoic acid methyl ester

CAS62621-09-4

pharmaceutical intermediate

ReferenceSame Category

N-(2-hydroxyethyl)nicotinamide

CAS6265-73-2

pharmaceutical intermediate

ReferenceSame Category

2-chloroethyl chloroformate

CAS627-11-2

pharmaceutical intermediate

Customs Tariff Classification

The international HS code for 4-CHLOROPYRIDINE (CAS 626-61-9) is 2933.39.

HS code (international, 6-digit)

2933.39

EU CN code (8-digit)

2933 39 99

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

4-chloropyridine

InChIKey

PVMNPAUTCMBOMO-UHFFFAOYSA-N

SMILES

C1=CN=CC=C1Cl

Synonyms (3)
  • 4-CHLOROPYRIDINE
  • Pyridine, 4-chloro-
  • p-Chloropyridine

Sourcing 4-CHLOROPYRIDINE?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→