3-Methyl-5-oxo-5-phenylpentanoic acid

3-甲基-5-氧代-5-苯基戊酸

Also known as: 3-METHYL-5-OXO-5-PHENYLVALERIC ACID, 3-Methy-5-oxo-5-phenylpentanoic acid, 3-Methy-5-oxo-5-phenylpentanoic acid 98%, 3-Methyl-5-oxo-5-phenyl-valeriansaeure, 3-Methyl-5-oxo-5-phenylpentansaeure, 3-Methyl-5-oxo-5-phenylvaleric acid, 3-methyl-5-oxo-5-phenylpentanoic acid, 4-Benzoyl-3-methylbutyric acid, Benzenepentanoic acid, β-methyl-δ-oxo-, beta-Methyl-delta-oxobenzenepentanoic acid

3-Methyl-5-oxo-5-phenylpentanoic acid (CAS 2840-61-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14O3 and a molecular weight of 206.238 g/mol. It is also known as 3-METHYL-5-OXO-5-PHENYLVALERIC ACID, 3-Methy-5-oxo-5-phenylpentanoic acid and 3-Methy-5-oxo-5-phenylpentanoic acid 98%. Key properties include a boiling point of 382.7±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 199.4±19.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2840-61-1
Jingsj CID
J-89983-7
Molecular Formula
C12H14O3
Chinese Name
3-甲基-5-氧代-5-苯基戊酸
Molecular Weight
206.238 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point382.7±25.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point199.4±19.7 °C

Frequently Asked Questions

What is the CAS number of 3-Methyl-5-oxo-5-phenylpentanoic acid?

The CAS number of 3-Methyl-5-oxo-5-phenylpentanoic acid is 2840-61-1.

What are the molecular formula and molecular weight of 3-Methyl-5-oxo-5-phenylpentanoic acid?

3-Methyl-5-oxo-5-phenylpentanoic acid has molecular formula C12H14O3 and molecular weight 206.238 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Methyl-5-oxo-5-phenylpentanoic acid (CAS 2840-61-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-89983-7 (accessed 2026-10-23).

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