4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonamide

4-羟基-3-[(2-羟基-1-萘基)偶氮基]苯磺酰胺

Also known as: 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]benzenesulphonamide, 4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonamid, 4-hydroxy-3-(2-hydroxy-1-naphtylazo)benzenesulfonamide, 4-hydroxy-3-(2-hydroxy-[1]naphthylazo)-benzolsulfonsaeure-amid, 4-hydroxy-3-(2-hydroxy-[1]naphthylazo)-benzenesulfonic acid amide, Benzenesulfonamide, 4-hydroxy-3-((2-hydroxy-1-naphthalenyl)azo)-, Benzenesulfonamide, 4-hydroxy-3-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, EINECS 240-486-3

4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonamide (CAS 16432-45-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H13N3O4S and a molecular weight of 343.35700 g/mol. It is also known as 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]benzenesulphonamide, 4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonamid and 4-hydroxy-3-(2-hydroxy-1-naphtylazo)benzenesulfonamide. Key properties include a boiling point of 591.9ºC at 760mmHg, a density of 1.52g/cm3 and a flash point of 311.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

16432-45-4

Jingsj CID

J-1560448-8

Molecular Formula

C₁₆H₁₃N₃O₄S

Chinese Name

4-羟基-3-[(2-羟基-1-萘基)偶氮基]苯磺酰胺

Molecular Weight

343.35700 g/mol

Category

Organic Bases

Last updated

8/21/2026