2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid

2-氧代-1,2-二氢-1,8-萘啶-3-羧酸

Also known as: 2-hydroxy-1,8-naphthyridine-3-carboxylic acid, 2-oxo-1H-1,8-naphthyridine-3-carboxylic acid, 1,8-Naphthyridine-3-carboxylic acid, 1,2-dihydro-2-oxo-, 2-OXO-1,2-DIHYDRO-[1,8]NAPHTHYRIDINE-3-CARBOXYLIC ACID

2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid (CAS 5175-14-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H6N2O3 and a molecular weight of 190.15600 g/mol. It is also known as 2-hydroxy-1,8-naphthyridine-3-carboxylic acid, 2-oxo-1H-1,8-naphthyridine-3-carboxylic acid and 1,8-Naphthyridine-3-carboxylic acid, 1,2-dihydro-2-oxo-. Key properties include a boiling point of 549.1ºC at 760mmHg, a density of 1.496g/cm3 and a flash point of 285.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5175-14-4
Jingsj CID
J-849276-6
Molecular Formula
C9H6N2O3
Chinese Name
2-氧代-1,2-二氢-1,8-萘啶-3-羧酸
Molecular Weight
190.15600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point549.1ºC at 760mmHg
Density1.496g/cm3
Flash Point285.9ºC

Frequently Asked Questions

What is the CAS number of 2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid?

The CAS number of 2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid is 5175-14-4.

What are the molecular formula and molecular weight of 2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid?

2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid has molecular formula C9H6N2O3 and molecular weight 190.15600 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-dihydro-1,8-naphthyridine-3-carboxylic acid (CAS 5175-14-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-849276-6 (accessed 2026-10-25).

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