4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid

4-羟基-1-(4-甲氧基苯基)-6-氧代-1,6-二氢哒嗪-3-羧酸

Also known as: 4-Hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylic acid, 3-Pyridazinecarboxylic acid, 1,6-dihydro-4-hydroxy-1-(4-methoxyphenyl)-6-oxo-, 2-(4-methoxyphenyl)-5-hydroxy-3-oxo-2,3-dihydropyridazine-6-carboxylic acid, 4-hydroxy-1-(4-methoxyphenyl)-6-oxopyridazine-3-carboxylic acid, hydroxymethoxyphenyloxodihydropyridazinecarboxylicacid

4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid (CAS 121582-69-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H10N2O5 and a molecular weight of 262.21800 g/mol. It is also known as 4-Hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylic acid, 3-Pyridazinecarboxylic acid, 1,6-dihydro-4-hydroxy-1-(4-methoxyphenyl)-6-oxo- and 2-(4-methoxyphenyl)-5-hydroxy-3-oxo-2,3-dihydropyridazine-6-carboxylic acid. Key property: a melting point of 235-236ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121582-69-2
Jingsj CID
J-874917-6
Molecular Formula
C12H10N2O5
Chinese Name
4-羟基-1-(4-甲氧基苯基)-6-氧代-1,6-二氢哒嗪-3-羧酸
Molecular Weight
262.21800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point235-236ºC

Frequently Asked Questions

What is the CAS number of 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid?

The CAS number of 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid is 121582-69-2.

What are the molecular formula and molecular weight of 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid?

4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid has molecular formula C12H10N2O5 and molecular weight 262.21800 g/mol.

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

Last updated:

How to cite: Jingsj. "4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid (CAS 121582-69-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-874917-6 (accessed 2026-10-25).

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