2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid

2-氧代-1,2,3,4-四氢喹啉-6-羧酸

Also known as: 1,2,3,4-Tetrahydro-2-oxo-6-quinolinecarboxylic acid, 1,2,3,4-Tetrahydro-2-oxo-quinolin-6-carboxylic acid, 2-Oxo-1,2,3,4-tetrahydro-6-quinolinecarboxylic acid, 2-Oxo-1,2,3,4-tetrahydro-quinolin-6-carboxylic acid, 2-keto-3,4-dihydro-1H-quinoline-6-carboxylic acid, 2-oxo-3,4-dihydro-1H-quinoline-6-carboxylic acid, 6-Quinolinecarboxylic acid, 1,2,3,4-tetrahydro-2-oxo-

2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid (CAS 70639-77-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO3 and a molecular weight of 191.183 g/mol. It is also known as 1,2,3,4-Tetrahydro-2-oxo-6-quinolinecarboxylic acid, 1,2,3,4-Tetrahydro-2-oxo-quinolin-6-carboxylic acid and 2-Oxo-1,2,3,4-tetrahydro-6-quinolinecarboxylic acid. Key properties include a melting point of 300°C, a boiling point of 464.6±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 234.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70639-77-9
Jingsj CID
J-928262-9
Molecular Formula
C10H9NO3
Chinese Name
2-氧代-1,2,3,4-四氢喹啉-6-羧酸
Molecular Weight
191.183 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300°C
Boiling Point464.6±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point234.8±28.7 °C

Frequently Asked Questions

What is the CAS number of 2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid?

The CAS number of 2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid is 70639-77-9.

What are the molecular formula and molecular weight of 2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid?

2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid has molecular formula C10H9NO3 and molecular weight 191.183 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Oxo-1,2,3,4-tetrahydroquinoline-6-carboxylic acid (CAS 70639-77-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-928262-9 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.