2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one

2,4-二氢-5-(4-甲氧基苯基)-3H-吡唑-3-酮

Also known as: 3-(4-methoxyphenyl)-1,4-dihydropyrazol-5-one, 3-<4-methoxyphenyl>-pyrazolin-5-on, 3-p-methoxyphenyl-5-oxo-4,5-dihydropyrazol, 3-p-methoxyphenylpyrazol-5-one, 3H-Pyrazol-3-one,2,4-dihydro-5-(4-methoxyphenyl)-, 5-(4-Methoxyphenyl)-2,4-dihydro-3H-pyrazol-3-one

2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one (CAS 1578-89-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O2 and a molecular weight of 190.19900 g/mol. It is also known as 3-(4-methoxyphenyl)-1,4-dihydropyrazol-5-one, 3-<4-methoxyphenyl>-pyrazolin-5-on and 3-p-methoxyphenyl-5-oxo-4,5-dihydropyrazol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1578-89-8
Jingsj CID
J-1563546-0
Molecular Formula
C10H10N2O2
Chinese Name
2,4-二氢-5-(4-甲氧基苯基)-3H-吡唑-3-酮
Molecular Weight
190.19900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one?

The CAS number of 2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one is 1578-89-8.

What are the molecular formula and molecular weight of 2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one?

2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one has molecular formula C10H10N2O2 and molecular weight 190.19900 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dihydro-5-(4-methoxyphenyl)-3H-pyrazol-3-one (CAS 1578-89-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1563546-0 (accessed 2026-10-22).

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