Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate

4-羟基-1-(4-甲氧基苯基)-6-氧代-1,6-二氢哒嗪-3-羧酸甲酯

Also known as: 3-Pyridazinecarboxylic acid, 1,6-dihydro-4-hydroxy-1-(4-methoxyphenyl)-6-oxo-, methyl ester, 3-Pyridazinecarboxylic acid, 1,4-dihydro-6-hydroxy-1-(4-methoxyphenyl)-4-oxo-, methyl ester, AURORA KA-3618, METHYL 4-HYDROXY-1-(4-METHOXYPHENYL)-6-OXO-1,6-DIHYDRO-3-PYRIDAZINECARBOXYLATE, Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate, methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxopyridazine-3-carboxylate, methyl 2-(4-methoxyphenyl)-5-hydroxy-3-oxo-2,3-dihydropyridazine-6-carboxylate

Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate (CAS 121582-61-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H12N2O5 and a molecular weight of 276.24500 g/mol. It is also known as 3-Pyridazinecarboxylic acid, 1,6-dihydro-4-hydroxy-1-(4-methoxyphenyl)-6-oxo-, methyl ester, 3-Pyridazinecarboxylic acid, 1,4-dihydro-6-hydroxy-1-(4-methoxyphenyl)-4-oxo-, methyl ester and AURORA KA-3618. Key properties include a melting point of 184-186ºC, a boiling point of 438.2ºC at 760mmHg, a density of 1.35g/cm3 and a flash point of 218.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121582-61-4
Jingsj CID
J-1034560-9
Molecular Formula
C13H12N2O5
Chinese Name
4-羟基-1-(4-甲氧基苯基)-6-氧代-1,6-二氢哒嗪-3-羧酸甲酯
Molecular Weight
276.24500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point184-186ºC
Boiling Point438.2ºC at 760mmHg
Density1.35g/cm3
Flash Point218.8ºC

Frequently Asked Questions

What is the CAS number of Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate?

The CAS number of Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate is 121582-61-4.

What are the molecular formula and molecular weight of Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate?

Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate has molecular formula C13H12N2O5 and molecular weight 276.24500 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 4-hydroxy-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate (CAS 121582-61-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1034560-9 (accessed 2026-10-24).

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