4-Oxo-1,4-dihydroquinoline-3-carboxylic acid

4-氧代-1,4-二氢喹啉-3-羧酸

Also known as: 1,4-Dihydro-4-oxoquinoline-3-carboxylic acid, 1,4-Dihydro-4-oxo-quinoline-3-carboxylic acid, 4-Hydroxy-3-quinolinecarboxylic acid, 4-Hydroxyquinoline-3-carboxylic acid, 3-Quinolinecarboxylic acid, 1,4-dihydro-4-oxo-, 3-Quinolinecarboxylic acid, 4-hydroxy-, AURORA 17733, TIMTEC-BB SBB000272

4-Oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 13721-01-2) 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 1,4-Dihydro-4-oxoquinoline-3-carboxylic acid, 1,4-Dihydro-4-oxo-quinoline-3-carboxylic acid and 4-Hydroxy-3-quinolinecarboxylic acid. Key properties include a melting point of 269-270℃, 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

13721-01-2

Jingsj CID

J-1516776-3

Molecular Formula

C₁₀H₇NO₃

Chinese Name

4-氧代-1,4-二氢喹啉-3-羧酸

Molecular Weight

189.167 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026