6-Chloro-2-hydroxyquinoline

6-氯-2-羟基喹啉

Also known as: 6-Chloroquinolin-2(1H)-one, 6-Chloro carbostyril, 6-Chloro-1H-quinolin-2-one, 6-Chloro-2(1H)-quinolinone, 6-chloro-1H-quinolin-2-one, 6-Chloroquinolin-2-ol

6-Chloro-2-hydroxyquinoline (CAS 1810-67-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6ClNO and a molecular weight of 179.603 g/mol. It is also known as 6-Chloroquinolin-2(1H)-one, 6-Chloro carbostyril and 6-Chloro-1H-quinolin-2-one. Key properties include a melting point of 265-269ºC(lit.), a boiling point of 386.5±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 187.6±22.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1810-67-9
Jingsj CID
J-49410-8
Molecular Formula
C9H6ClNO
Chinese Name
6-氯-2-羟基喹啉
Molecular Weight
179.603 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point265-269ºC(lit.)
Boiling Point386.5±22.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point187.6±22.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 6-Chloro-2-hydroxyquinoline?

The CAS number of 6-Chloro-2-hydroxyquinoline is 1810-67-9.

What are the molecular formula and molecular weight of 6-Chloro-2-hydroxyquinoline?

6-Chloro-2-hydroxyquinoline has molecular formula C9H6ClNO and molecular weight 179.603 g/mol.

Is 6-Chloro-2-hydroxyquinoline hazardous?

6-Chloro-2-hydroxyquinoline 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. "6-Chloro-2-hydroxyquinoline (CAS 1810-67-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49410-8 (accessed 2026-10-25).

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