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5-Phenylvaleric acid

Also known as: 5-Phenylpentanoic acid, 5-Phenylvalerate, 5-phenyl-n-valeric acid, Benzenepentanoic acid, Phenylpentanoic acid, Phenylvaleric acid, Valeric acid,5-phenyl, gamma-phenylvaleric acid, Ph(CH2)4COOH

5-Phenylvaleric acid (CAS 2270-20-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H14O2 and a molecular weight of 178.228 g/mol. Key properties include a melting point of 58-60 °C(lit.), a boiling point of 308.5±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 227.2±17.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2270-20-4
Jingsj CID
J-49216-2
Molecular Formula
C11H14O2
Molecular Weight
178.228 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point58-60 °C(lit.)
Boiling Point308.5±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point227.2±17.2 °C
Exact Mass178.099380
PSA37.30000
LogP2.70
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.528

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Phenylvaleric acid?

The CAS number of 5-Phenylvaleric acid is 2270-20-4.

What are the molecular formula and molecular weight of 5-Phenylvaleric acid?

5-Phenylvaleric acid has molecular formula C11H14O2 and molecular weight 178.228 g/mol.

What are the upstream and downstream products of 5-Phenylvaleric acid?

For 5-Phenylvaleric acid, Upstream Products: Cinnamylideneacetic acid, (2-Iodoethyl)benzene, Acrylic acid; Downstream Products: Cyclohexanepentanoic acid, 7-Phenylheptanoic acid, Butylbenzene.

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

Last updated:

How to cite: Jingsj. "5-Phenylvaleric acid (CAS 2270-20-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49216-2 (accessed 2026-11-06).

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