4-Chloro-3-pyridinesulfonamide

4-氯吡啶-3-磺酰胺

Also known as: 4-Chloro-3-pyridinesulphonamide, 4-Chloropyridine-3-sulfonamide, 4-Chloro-3-sulfamoylpyridine, 4-Chloropyridin-3-sulfonamide, 3-Pyridinesulfonamide, 4-chloro-, 4-CHLORO-3-PYRIDINESULFAMIDE, 4-CHLORO-3-PYRIDINESULFONAMIDE, 4-CHLOROPYRIDINE-3-SULFONAMIDE, 4-CHLOROPYRIDINE-3-SULPHONAMIDE

4-Chloro-3-pyridinesulfonamide (CAS 33263-43-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2O2S and a molecular weight of 192.623 g/mol. It is also known as 4-Chloro-3-pyridinesulphonamide, 4-Chloropyridine-3-sulfonamide and 4-Chloro-3-sulfamoylpyridine. Key properties include a melting point of 150-155 °C, a boiling point of 380.4±52.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 183.9±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

33263-43-3

Jingsj CID

J-38070-8

Molecular Formula

C₅H₅ClN₂O₂S

Chinese Name

4-氯吡啶-3-磺酰胺

Molecular Weight

192.623 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026