6-hydroxy-4-methyl-1H-quinolin-2-one

2,6-二羟基-4-甲基喹啉

Also known as: 2,6-Dihydroxy-4-methylquinoline, 4-Methyl-2,6-dihydroxyquinoline, 4-Methylquinoline-2,6-diol, 4-methyl-6-hydroxy-2-oxo-1,2-dihydroquinoline, 4-methyl-6-hydroxy-carbostyril, 6-Hydroxy-4-methyl-2-oxo-1,2-dihydroquinoline, 6-hydroxy-4-methylquinolin-2(1H)-one

6-hydroxy-4-methyl-1H-quinolin-2-one (CAS 34982-01-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO2 and a molecular weight of 175.18400 g/mol. It is also known as 2,6-Dihydroxy-4-methylquinoline, 4-Methyl-2,6-dihydroxyquinoline and 4-Methylquinoline-2,6-diol. Key properties include a boiling point of 437.2ºC at 760mmHg, a density of 1.264g/cm3 and a flash point of 218.2ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34982-01-9
Jingsj CID
J-1499501-9
Molecular Formula
C10H9NO2
Chinese Name
2,6-二羟基-4-甲基喹啉
Molecular Weight
175.18400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point437.2ºC at 760mmHg
Density1.264g/cm3
Flash Point218.2ºC

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 6-hydroxy-4-methyl-1H-quinolin-2-one?

The CAS number of 6-hydroxy-4-methyl-1H-quinolin-2-one is 34982-01-9.

What are the molecular formula and molecular weight of 6-hydroxy-4-methyl-1H-quinolin-2-one?

6-hydroxy-4-methyl-1H-quinolin-2-one has molecular formula C10H9NO2 and molecular weight 175.18400 g/mol.

Is 6-hydroxy-4-methyl-1H-quinolin-2-one hazardous?

6-hydroxy-4-methyl-1H-quinolin-2-one has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "6-hydroxy-4-methyl-1H-quinolin-2-one (CAS 34982-01-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499501-9 (accessed 2026-10-22).

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