4-Hydroxyquinoline-3-carboxylic acid

4-羟基喹啉-3-羧酸

Also known as: 4-Hydroxy-3-quinolinecarboxylic acid, 1,4-Dihydro-4-oxo-3-quinolinecarboxylic acid, 1,4-Dihydro-4-oxo-quinoline-3-carboxylic acid, 4-Oxo-1,4-dihydroquinoline-3-carboxylic acid, NSC 4344

4-Hydroxyquinoline-3-carboxylic acid (CAS 34785-11-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO3 and a molecular weight of 189.167 g/mol. It is also known as 4-Hydroxy-3-quinolinecarboxylic acid, 1,4-Dihydro-4-oxo-3-quinolinecarboxylic acid and 1,4-Dihydro-4-oxo-quinoline-3-carboxylic acid. Key properties include a melting point of 168-173°C, a boiling point of 384.7±32.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 186.5±25.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

34785-11-0

Jingsj CID

J-1525743-7

Molecular Formula

C₁₀H₇NO₃

Chinese Name

4-羟基喹啉-3-羧酸

Molecular Weight

189.167 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026