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ethyl 4-methyl-2-oxovalerate

Also known as: Ethyl 4-Methyl-2-oxopentanoate, 4-Methyl-2-oxovaleric acid ethyl ester, 2-Oxo-4-methylvaleric acid ethyl ester, 2-Oxo-4-methylpentanoic acid ethyl ester, Pentanoic acid, 4-methyl-2-oxo-, ethyl ester, Ethyl 2-oxo-4-methylpentanoate, Ethyl α-ketoisocaproate

ethyl 4-methyl-2-oxovalerate (CAS 26073-09-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O3 and a molecular weight of 158.195 g/mol. Key properties include a boiling point of 205.2±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 77.1±15.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26073-09-6
Jingsj CID
J-1349013-6
Molecular Formula
C8H14O3
Molecular Weight
158.195 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point205.2±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point77.1±15.9 °C
Exact Mass158.094299
PSA43.37000
LogP1.46
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.420

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of ethyl 4-methyl-2-oxovalerate?

The CAS number of ethyl 4-methyl-2-oxovalerate is 26073-09-6.

What are the molecular formula and molecular weight of ethyl 4-methyl-2-oxovalerate?

ethyl 4-methyl-2-oxovalerate has molecular formula C8H14O3 and molecular weight 158.195 g/mol.

What are the upstream and downstream products of ethyl 4-methyl-2-oxovalerate?

For ethyl 4-methyl-2-oxovalerate, Downstream Products: Sodium 4-methyl-2-oxopentanoate, L-Leucine, 4-Methyl-2-oxovaleric acid.

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

Last updated:

How to cite: Jingsj. "ethyl 4-methyl-2-oxovalerate (CAS 26073-09-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1349013-6 (accessed 2026-11-09).

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