8-Hydroxyquinoline-2-carboxylic acid

8-羟基喹啉-2-羧酸

Also known as: 8-Hydroxy-2-quinolinecarboxylic acid, 8-Hydroxyquinaldic acid, 2-Quinolinecarboxylic acid, 8-hydroxy-, MFCD00168972, Quinaldic acid, 8-hydroxy-

8-Hydroxyquinoline-2-carboxylic acid (CAS 1571-30-8) 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 8-Hydroxy-2-quinolinecarboxylic acid, 8-Hydroxyquinaldic acid and 2-Quinolinecarboxylic acid, 8-hydroxy-. Key properties include a melting point of 213-214 °C, a boiling point of 426.7±30.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 211.9±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1571-30-8
Jingsj CID
J-40423-3
Molecular Formula
C10H7NO3
Chinese Name
8-羟基喹啉-2-羧酸
Molecular Weight
189.167 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point213-214 °C
Boiling Point426.7±30.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point211.9±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 8-Hydroxyquinoline-2-carboxylic acid?

The CAS number of 8-Hydroxyquinoline-2-carboxylic acid is 1571-30-8.

What are the molecular formula and molecular weight of 8-Hydroxyquinoline-2-carboxylic acid?

8-Hydroxyquinoline-2-carboxylic acid has molecular formula C10H7NO3 and molecular weight 189.167 g/mol.

Is 8-Hydroxyquinoline-2-carboxylic acid hazardous?

8-Hydroxyquinoline-2-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "8-Hydroxyquinoline-2-carboxylic acid (CAS 1571-30-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40423-3 (accessed 2026-10-22).

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