2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde

2,5-二氢-2-甲基-5-氧代-1-苯基-1H-吡唑-3-羧醛

Also known as: 1H-Pyrazole-3-carboxaldehyde, 2,5-dihydro-2-methyl-5-oxo-1-phenyl-, 2-methyl-5-oxo-1-phenylpyrazole-3-carbaldehyde, 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazol-3-carbaldehyd, 3-formyl-2-methyl-1-phenylpyrazol-5-one

2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde (CAS 33328-68-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O2 and a molecular weight of 202.20900 g/mol. It is also known as 1H-Pyrazole-3-carboxaldehyde, 2,5-dihydro-2-methyl-5-oxo-1-phenyl-, 2-methyl-5-oxo-1-phenylpyrazole-3-carbaldehyde and 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazol-3-carbaldehyd. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33328-68-6
Jingsj CID
J-1497502-8
Molecular Formula
C11H10N2O2
Chinese Name
2,5-二氢-2-甲基-5-氧代-1-苯基-1H-吡唑-3-羧醛
Molecular Weight
202.20900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde?

The CAS number of 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde is 33328-68-6.

What are the molecular formula and molecular weight of 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde?

2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde has molecular formula C11H10N2O2 and molecular weight 202.20900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-3-carbaldehyde (CAS 33328-68-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497502-8 (accessed 2026-10-25).

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