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3-Phenylbutyric acid

Also known as: (±)-3-Phenylbutyric acid, 3-Phenylbutanoic acid, β-Methylhydrocinnamic acid, beta-Methylbenzenepropanoic acid, 3-Phenylbutyrate, Benzenepropanoic acid, beta-methyl-, MFCD00002725, NSC 177801, NSC 67346

3-Phenylbutyric acid (CAS 4593-90-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12O2 and a molecular weight of 164.201 g/mol. Key properties include a melting point of 35-38 °C(lit.), a boiling point of 288.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 170.2±13.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4593-90-2
Jingsj CID
J-49419-9
Molecular Formula
C10H12O2
Molecular Weight
164.201 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point35-38 °C(lit.)
Boiling Point288.0±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point170.2±13.9 °C
Exact Mass164.083725
PSA37.30000
LogP2.19
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.531

Activity & Biological Data

Additional Information[1]. Simoni S, et al. Enantioselective Metabolism of Chiral 3-Phenylbutyric Acid, an Intermediate of Linear Alkylbenzene Degradation, by Rhodococcus rhodochrous PB1. Appl Environ Microbiol. 1996 Mar;62(3):749-55. [2]. Sariaslani FS, et al. Degradation of 3-phenylbutyric acid by Pseudomonas sp. J Bacteriol. 1982 Oct;152(1):411-21.

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 3-Phenylbutyric acid?

The CAS number of 3-Phenylbutyric acid is 4593-90-2.

What are the molecular formula and molecular weight of 3-Phenylbutyric acid?

3-Phenylbutyric acid has molecular formula C10H12O2 and molecular weight 164.201 g/mol.

What are the upstream and downstream products of 3-Phenylbutyric acid?

For 3-Phenylbutyric acid, Upstream Products: α-methylstyrene, Bromobenzene, Crotonic acid; Downstream Products: 3-Methyl-1-indanone, 1,3-diphenyl-1-butanone, Methylindene.

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-Phenylbutyric acid (CAS 4593-90-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49419-9 (accessed 2026-11-09).

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