(5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid

(5-甲基-3-氧代-2,3-二氢-1H-吡唑-4-基)乙酸

Also known as: 1H-pyrazole-4-acetic acid, 2,3-dihydro-5-methyl-3-oxo-, 2-(3-methyl-5-oxo-1,4-dihydropyrazol-4-yl)acetic acid, 2-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetic acid, CHEMBRDG-BB 4012642

(5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid (CAS 915919-78-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O3 and a molecular weight of 156.13900 g/mol. It is also known as 1H-pyrazole-4-acetic acid, 2,3-dihydro-5-methyl-3-oxo-, 2-(3-methyl-5-oxo-1,4-dihydropyrazol-4-yl)acetic acid and 2-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetic acid. Key property: a density of 1.314g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
915919-78-7
Jingsj CID
J-1510591-2
Molecular Formula
C6H8N2O3
Chinese Name
(5-甲基-3-氧代-2,3-二氢-1H-吡唑-4-基)乙酸
Molecular Weight
156.13900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.314g/cm3

Frequently Asked Questions

What is the CAS number of (5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid?

The CAS number of (5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid is 915919-78-7.

What are the molecular formula and molecular weight of (5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid?

(5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid has molecular formula C6H8N2O3 and molecular weight 156.13900 g/mol.

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

Last updated:

How to cite: Jingsj. "(5-Methyl-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)acetic acid (CAS 915919-78-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510591-2 (accessed 2026-10-24).

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