3-Chloro-4-hydroxy-1H-quinolin-2-one

3-氯-4-羟基喹啉酮

Also known as: 3-Chloro-4-hydroxy-2-quinolone, 3-CHLORO-4-HYDROXY-2-QUINOLONE, 2(1H)-Quinolinone, 3-chloro-4-hydroxy-, 3-Chlor-4-hydroxy-chinolin-2(1H)-on, 3-chloro-4-hydroxyquinolin-2-one, 3-chloro-2-hydroxyquinolin-4(1H)-one, 3-chloro-4-hydroxy-2-oxoquinoline, 2,4-Quinolinediol, 3-chloro- (8CI), Carbostyril, 3-chloro-4-hydroxy- (7CI), 3-Chlor-4-hydroxy-carbostyril

3-Chloro-4-hydroxy-1H-quinolin-2-one (CAS 14933-25-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6ClNO2 and a molecular weight of 195.60200 g/mol. It is also known as 3-Chloro-4-hydroxy-2-quinolone, 3-CHLORO-4-HYDROXY-2-QUINOLONE and 2(1H)-Quinolinone, 3-chloro-4-hydroxy-. Key properties include a boiling point of 284.6ºC at 760 mmHg, a density of 1.53g/cm3 and a flash point of 126ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14933-25-6
Jingsj CID
J-1498963-0
Molecular Formula
C9H6ClNO2
Chinese Name
3-氯-4-羟基喹啉酮
Molecular Weight
195.60200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point284.6ºC at 760 mmHg
Density1.53g/cm3
Flash Point126ºC

Frequently Asked Questions

What is the CAS number of 3-Chloro-4-hydroxy-1H-quinolin-2-one?

The CAS number of 3-Chloro-4-hydroxy-1H-quinolin-2-one is 14933-25-6.

What are the molecular formula and molecular weight of 3-Chloro-4-hydroxy-1H-quinolin-2-one?

3-Chloro-4-hydroxy-1H-quinolin-2-one has molecular formula C9H6ClNO2 and molecular weight 195.60200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Chloro-4-hydroxy-1H-quinolin-2-one (CAS 14933-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498963-0 (accessed 2026-10-25).

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