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3-Methyl-2-oxopentanoic acid

Also known as: 3-Methyl-2-oxovaleric acid, 2-Keto-3-methylvaleric acid, 2-Oxo-3-methylvaleric acid, alpha-Keto-beta-methylvaleric acid, Methylethylpyruvic acid, DL-3-Methyl-2-oxovaleric acid, alpha-Keto-beta-methyl-n-valeric acid

3-Methyl-2-oxopentanoic acid (CAS 1460-34-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H10O3 and a molecular weight of 130.142 g/mol. Key properties include a melting point of 42°C, a boiling point of 190.5±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 82.2±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1460-34-0
Jingsj CID
J-34077-2
Molecular Formula
C6H10O3
Molecular Weight
130.142 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point42°C
Boiling Point190.5±9.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point82.2±0.0 °C
Exact Mass130.062988
PSA54.37000
LogP0.17
Vapor Pressure0.2±0.8 mmHg at 25°C
Refractive Index1.438

Activity & Biological Data

TargetHuman Endogenous Metabolite

Frequently Asked Questions

What is the CAS number of 3-Methyl-2-oxopentanoic acid?

The CAS number of 3-Methyl-2-oxopentanoic acid is 1460-34-0.

What are the molecular formula and molecular weight of 3-Methyl-2-oxopentanoic acid?

3-Methyl-2-oxopentanoic acid has molecular formula C6H10O3 and molecular weight 130.142 g/mol.

What are the upstream and downstream products of 3-Methyl-2-oxopentanoic acid?

For 3-Methyl-2-oxopentanoic acid, Upstream Products: D-Isoleucine, ethyl 4-methyl-2-oxovalerate, (2S,3S)-2-Hydroxy-3-methylpentanoic acid; Downstream Products: L-Isoleucine, 2-Methylbutanal, D-Isoleucine.

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

Last updated:

How to cite: Jingsj. "3-Methyl-2-oxopentanoic acid (CAS 1460-34-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34077-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.