4-chloro-1,2-dihydropyridazine-3,6-dione

4-氯-1,2-二氢哒嗪-3,6-二酮

Also known as: 4-Chloropyridazine-3,6-diol, 3,6-dihydroxy-4-chloropyridazine, 4-Chloro-1,2-dihydro-3,6-pyridazinedione, 4-chloro-1,2-dihydro-pyridazine-3,6-dione, 4-Chlor-1,2-dihydro-pyridazin-3,6-dion, 4-Chlor-3.6-dioxo-1.2.3.6-tetrahydro-pyridazin, 1,2-dihydro-4-chloro-3,6-pyridazinedione, Chlormaleinsaeurehydrazid

4-chloro-1,2-dihydropyridazine-3,6-dione (CAS 5397-64-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C4H3ClN2O2 and a molecular weight of 146.532 g/mol. It is also known as 4-Chloropyridazine-3,6-diol, 3,6-dihydroxy-4-chloropyridazine and 4-Chloro-1,2-dihydro-3,6-pyridazinedione. Key property: a density of 1.6±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5397-64-8
Jingsj CID
J-1428374-9
Molecular Formula
C4H3ClN2O2
Chinese Name
4-氯-1,2-二氢哒嗪-3,6-二酮
Molecular Weight
146.532 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Density1.6±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 4-chloro-1,2-dihydropyridazine-3,6-dione?

The CAS number of 4-chloro-1,2-dihydropyridazine-3,6-dione is 5397-64-8.

What are the molecular formula and molecular weight of 4-chloro-1,2-dihydropyridazine-3,6-dione?

4-chloro-1,2-dihydropyridazine-3,6-dione has molecular formula C4H3ClN2O2 and molecular weight 146.532 g/mol.

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

Last updated:

How to cite: Jingsj. "4-chloro-1,2-dihydropyridazine-3,6-dione (CAS 5397-64-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428374-9 (accessed 2026-10-22).

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