Ethyl 1-methyl-3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylate

2,3-二氢-1-甲基-3-氧代-1H-吡唑-4-羧酸乙酯

Also known as: 1H-Pyrazole-4-carboxylic acid, 2,3-dihydro-1-methyl-3-oxo-, ethyl ester, 2,3-dihydro-1-Methyl-3-oxo-1H-Pyrazole-4-carboxylic acid ethyl ester, 3-Hydroxy-1-methylpyrazole-4-carboxylic acid ethyl ester, 4-Ethoxycarbonyl-3-hydroxy-1-methylpyrazole, Ethyl 1-Methyl-3-oxo-2,3-dihydropyrazole-4-carboxylate, Ethyl 3-hydroxy-1-methyl-1H-pyrazole-4-carboxylate, Topramezon-002-zz

Ethyl 1-methyl-3-oxo-2,3-dihydro-1H-pyrazole-4-carboxylate (CAS 103626-03-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O3 and a molecular weight of 170.166 g/mol. It is also known as 1H-Pyrazole-4-carboxylic acid, 2,3-dihydro-1-methyl-3-oxo-, ethyl ester, 2,3-dihydro-1-Methyl-3-oxo-1H-Pyrazole-4-carboxylic acid ethyl ester and 3-Hydroxy-1-methylpyrazole-4-carboxylic acid ethyl ester. Key property: a density of 1.2±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

103626-03-5

Jingsj CID

J-1620236-0

Molecular Formula

C₇H₁₀N₂O₃

Chinese Name

2,3-二氢-1-甲基-3-氧代-1H-吡唑-4-羧酸乙酯

Molecular Weight

170.166 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026