3-Oxo-2,3-dihydropyridazine-4-carboxamide

3-氧代-2,3-二氢哒嗪-4-甲酰胺

Also known as: 3-Hydroxypyridazine-4-carboxamide, 2,3-Dihydro-3-oxo-4-pyridazinecarboxamide, 3-oxo-2,3-dihydro-pyridazine-4-carboxylic acid amide, 4-Pyridazinecarboxamide, 2,3-dihydro-3-oxo-, 6-oxo-1H-pyridazine-5-carboxamide

3-Oxo-2,3-dihydropyridazine-4-carboxamide (CAS 2125-92-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O2 and a molecular weight of 139.11200 g/mol. It is also known as 3-Hydroxypyridazine-4-carboxamide, 2,3-Dihydro-3-oxo-4-pyridazinecarboxamide and 3-oxo-2,3-dihydro-pyridazine-4-carboxylic acid amide. Key property: a density of 1.63g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2125-92-0
Jingsj CID
J-1481079-0
Molecular Formula
C5H5N3O2
Chinese Name
3-氧代-2,3-二氢哒嗪-4-甲酰胺
Molecular Weight
139.11200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Density1.63g/cm3

Frequently Asked Questions

What is the CAS number of 3-Oxo-2,3-dihydropyridazine-4-carboxamide?

The CAS number of 3-Oxo-2,3-dihydropyridazine-4-carboxamide is 2125-92-0.

What are the molecular formula and molecular weight of 3-Oxo-2,3-dihydropyridazine-4-carboxamide?

3-Oxo-2,3-dihydropyridazine-4-carboxamide has molecular formula C5H5N3O2 and molecular weight 139.11200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Oxo-2,3-dihydropyridazine-4-carboxamide (CAS 2125-92-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1481079-0 (accessed 2026-10-25).

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