8-Hydroxyquinoline-5-sulfonic acid

8-羟基喹啉-5-磺酸

Also known as: 5-Quinolinesulfonic acid, 8-hydroxy-, 5-Sulfo-8-hydroxyquinoline, 5-Sulfo-8-quinolinol, 5-Sulfooxine, 8-Hydroxy-5-quinolinesulfonic acid, 8-Hydroxy-5-sulfoquinoline, 8-Hydroxyquinoline-5-sulfonate, 8-Hydroxyquinoline-5-sulphonic acid, 8-Quinolinol-5-sulfonic acid, Oxine-5-sulfonic acid, Sulfoxine

8-Hydroxyquinoline-5-sulfonic acid (CAS 84-88-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NO4S and a molecular weight of 225.221 g/mol. It is also known as 5-Quinolinesulfonic acid, 8-hydroxy-, 5-Sulfo-8-hydroxyquinoline and 5-Sulfo-8-quinolinol. Key properties include a melting point of 311-313°C, a boiling point of 432ºC and a density of 1.6±0.1 g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

84-88-8

Jingsj CID

J-1993278-9

Molecular Formula

C₉H₇NO₄S

Chinese Name

8-羟基喹啉-5-磺酸

Molecular Weight

225.221 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026