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4-(2-Methylphenyl)butanoic acid

Also known as: 4-(2-methylphenyl)butanoic acid, 4-(o-Tolyl)butanoic acid, 4-O-TOLYL-BUTYRIC ACID, 2-Methyl-benzenebutanoic acid, Benzenebutanoic acid, 2-methyl-, O-methylphenylbutyric acid, 4-o-Tolyl-buttersaeure

4-(2-Methylphenyl)butanoic acid (CAS 6943-79-9) is a compound in the Solvents 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 boiling point of 310.9±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 208.0±14.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6943-79-9
Jingsj CID
J-1165280-5
Molecular Formula
C11H14O2
Molecular Weight
178.228 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point310.9±11.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point208.0±14.4 °C
Exact Mass178.099380
PSA37.30000
LogP2.88
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.532

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 4-(2-Methylphenyl)butanoic acid?

The CAS number of 4-(2-Methylphenyl)butanoic acid is 6943-79-9.

What are the molecular formula and molecular weight of 4-(2-Methylphenyl)butanoic acid?

4-(2-Methylphenyl)butanoic acid has molecular formula C11H14O2 and molecular weight 178.228 g/mol.

What are the upstream and downstream products of 4-(2-Methylphenyl)butanoic acid?

For 4-(2-Methylphenyl)butanoic acid, Upstream Products: (2-Carboxyethyl)triphenylphosphonium chloride, 3-Chlorotoluene, 4-(2-methylphenyl)-4-oxobutanoic acid; Downstream Products: 5-METHYLTETRALIN, 5-Methyl-1-tetralone.

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

Last updated:

How to cite: Jingsj. "4-(2-Methylphenyl)butanoic acid (CAS 6943-79-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1165280-5 (accessed 2026-11-09).

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