2-Hydroxy-4-oxopentanoic acid

2-羟基-4-氧代戊酸

Also known as: Pentanoic acid, 2-hydroxy-4-oxo- (9CI), 2-Hydroxy-4-oxovaleric acid, Acetolactic acid, β-Acetolactic acid, 2-Hydroxy-4-oxo-valeriansaeure

2-Hydroxy-4-oxopentanoic acid (CAS 54031-97-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O4 and a molecular weight of 132.11500 g/mol. It is also known as Pentanoic acid, 2-hydroxy-4-oxo- (9CI), 2-Hydroxy-4-oxovaleric acid and Acetolactic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54031-97-9
Jingsj CID
J-1509533-6
Molecular Formula
C5H8O4
Chinese Name
2-羟基-4-氧代戊酸
Molecular Weight
132.11500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Hydroxy-4-oxopentanoic acid?

The CAS number of 2-Hydroxy-4-oxopentanoic acid is 54031-97-9.

What are the molecular formula and molecular weight of 2-Hydroxy-4-oxopentanoic acid?

2-Hydroxy-4-oxopentanoic acid has molecular formula C5H8O4 and molecular weight 132.11500 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Hydroxy-4-oxopentanoic acid (CAS 54031-97-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509533-6 (accessed 2026-10-25).

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