4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one

4,5-二氯-6-(二甲氨基)-3(2H)-哒嗪酮

Also known as: 4,5-Dichloro-6-(dimethylamino)-3(2H)-pyridazinone, 3(2H)-Pyridazinone, 4,5-dichloro-6-(dimethylamino)-, 4,5-Dichloro-6-(N,N-dimethylamino)pyridazin-3(2H)-one

4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one (CAS 187143-32-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H7Cl2N3O and a molecular weight of 208.045 g/mol. It is also known as 4,5-Dichloro-6-(dimethylamino)-3(2H)-pyridazinone, 3(2H)-Pyridazinone, 4,5-dichloro-6-(dimethylamino)- and 4,5-Dichloro-6-(N,N-dimethylamino)pyridazin-3(2H)-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.
187143-32-4
Jingsj CID
J-813169-8
Molecular Formula
C6H7Cl2N3O
Chinese Name
4,5-二氯-6-(二甲氨基)-3(2H)-哒嗪酮
Molecular Weight
208.045 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 4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one?

The CAS number of 4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one is 187143-32-4.

What are the molecular formula and molecular weight of 4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one?

4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one has molecular formula C6H7Cl2N3O and molecular weight 208.045 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dichloro-6-(dimethylamino)pyridazin-3(2H)-one (CAS 187143-32-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-813169-8 (accessed 2026-10-25).

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