2-Oxo-2-pyrazolylacetic acid

2-氧代-2-吡唑基乙酸

2-Oxo-2-pyrazolylacetic acid (CAS 2228257-51-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O3 and a molecular weight of 140.10 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2228257-51-8
Jingsj CID
J-484271-6
Molecular Formula
C5H4N2O3
Chinese Name
2-氧代-2-吡唑基乙酸
Molecular Weight
140.10 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Oxo-2-pyrazolylacetic acid?

The CAS number of 2-Oxo-2-pyrazolylacetic acid is 2228257-51-8.

What are the molecular formula and molecular weight of 2-Oxo-2-pyrazolylacetic acid?

2-Oxo-2-pyrazolylacetic acid has molecular formula C5H4N2O3 and molecular weight 140.10 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Oxo-2-pyrazolylacetic acid (CAS 2228257-51-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-484271-6 (accessed 2026-10-23).

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