C11H11N3O2S
249.29 g/mol
APIDanger
Sulfapyridine
CAS144-83-2EC205-642-7
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material
Sulfapyridine is a sulfonamide compound used as an active pharmaceutical ingredient. It is characterized by a molecular structure containing aromatic rings and an amine group, with moderate polarity and lipophilicity.
Active pharmaceutical ingredient in pharmaceutical manufacturing
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.
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Related Compounds
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pharmaceutical raw material
Referencestereoisomer of
4-Amino-N-(pyridin-2-yl)(²H₄)benzene-1-sulfonamide
CAS1189863-86-2
research compound
Safety Reference
Danger
H300Fatal if swallowed
H317May cause an allergic skin reaction
H360May damage fertility or the unborn child
H361Suspected of damaging fertility or the unborn child
H370Causes damage to organs
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Sulfapyridine (CAS 144-83-2) is 2935.90.
HS code (international, 6-digit)
2935.90
EU CN code (8-digit)
2935 90 90
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-amino-N-pyridin-2-ylbenzenesulfonamide
InChIKey
GECHUMIMRBOMGK-UHFFFAOYSA-N
SMILES
C1=CC=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)N
Synonyms (78)
- A-499
- SFY
- Sulfapiridina [INN-Spanish]
- Sulfapyridine (USP/INN)
- Sulfapyridine Melting Point Standard, United States Pharmacopeia (USP)
- Sulfapyridine, European Pharmacopoeia (EP)
- Sulfapyridine, United States Pharmacopeia (USP)
- Sulfapyridinum [INN-Latin]
- Sulfasalazine EP Impurity J
- 2-Sulfanilamidopyridin
- 2-Sulfanilamidopyridine
- 2-Sulfanilylaminopyridine
- 2-Sulfapyridine
- Adiplon
- Coccoclase
- Concord 693
- Dagenan
- Eubasin
- Eubasinum
- Haptocil
- M and B 693
- M&B 693
- N'-2-Pyridylsulfanilide
- N(1)-2-Pyridylsulfanilamide
- N(1)-Pyridylsulfanilamide
- N(sup1)-Pyridylsulfanilamide
- N-2-Pyridylsulfanilamide
- Piridazol
- Plurazol
- Pyriamid
- Pyridazol
- Relbapiridina
- Ronin
- SULFAPYRIDINE [MART.]
- SULFASALAZINE IMPURITY J
- Septipulmon
- Solfapiridina
- Streptosilpyridine
- Sulfanilamide, N1-2-pyridyl-
- Sulfanilamidopyridine
- Sulfapiridina
- Sulfapyridine (Dagenan)
- Sulfapyridine (Standard)
- Sulfapyridine CRS
- Sulfapyridine, VETRANAL(TM)
- Sulfapyridinum
- Sulfidin
- Sulfidine
- Sulphapyridin
- Sulphapyridine
- Thioseptal
- Trianon
- sulfapyridine
- sulfapyridine III
- ulfapyridine
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