2-ethylpentanoic acid

2-乙基戊酸

Also known as: 2-ethylvaleric acid, ethylpropylacetic acid, valproic acid EP impurity B, 2-ethyl-2-propylacetic acid, α-ethylvaleric acid, 3-hexanecarboxylic acid, sodium valproate EP impurity B, sodium valoproate EP impurity B, divalproex sodium-2

2-ethylpentanoic acid (CAS 20225-24-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H14O2 and a molecular weight of 130.18500 g/mol. It is also known as 2-ethylvaleric acid, ethylpropylacetic acid and valproic acid EP impurity B. Key properties include a boiling point of 209.2ºC at 760 mmHg, a density of 0.935g/cm3 and a flash point of 102.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20225-24-5
Jingsj CID
J-40631-4
Molecular Formula
C7H14O2
Chinese Name
2-乙基戊酸
Molecular Weight
130.18500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point209.2ºC at 760 mmHg
Density0.935g/cm3
Flash Point102.8ºC

Frequently Asked Questions

What is the CAS number of 2-ethylpentanoic acid?

The CAS number of 2-ethylpentanoic acid is 20225-24-5.

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

2-ethylpentanoic acid has molecular formula C7H14O2 and molecular weight 130.18500 g/mol.

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

Last updated:

How to cite: Jingsj. "2-ethylpentanoic acid (CAS 20225-24-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40631-4 (accessed 2026-10-22).

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