6-Chloro-4-methylpyridazin-3(2H)-one

6-氯-4-甲基-3-哒嗪酮

Also known as: 6-chloro-4-methyl-2H-pyridazin-3-one, 6-chloro-4-methylpyridazin-3(2H)-one, 3-chloro-5-methyl-1H-pyridazin-6-one, 6-chloro-3-hydroxy-4-methylpyridazine

6-Chloro-4-methylpyridazin-3(2H)-one (CAS 1834-27-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2O and a molecular weight of 144.559 g/mol. It is also known as 6-chloro-4-methyl-2H-pyridazin-3-one, 6-chloro-4-methylpyridazin-3(2H)-one and 3-chloro-5-methyl-1H-pyridazin-6-one. Key property: a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1834-27-1
Jingsj CID
J-1355058-7
Molecular Formula
C5H5ClN2O
Chinese Name
6-氯-4-甲基-3-哒嗪酮
Molecular Weight
144.559 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Density1.5±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 6-Chloro-4-methylpyridazin-3(2H)-one?

The CAS number of 6-Chloro-4-methylpyridazin-3(2H)-one is 1834-27-1.

What are the molecular formula and molecular weight of 6-Chloro-4-methylpyridazin-3(2H)-one?

6-Chloro-4-methylpyridazin-3(2H)-one has molecular formula C5H5ClN2O and molecular weight 144.559 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Chloro-4-methylpyridazin-3(2H)-one (CAS 1834-27-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355058-7 (accessed 2026-10-25).

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