4-(p-Tolyl)butyric acid

Also known as: 4-(4-Methylphenyl)butanoic acid, 4-(4-Methylphenyl)butyric acid, 4-(p-Tolyl)butanoic acid, 4-Methylbenzenebutanoic acid, Benzenebutanoic acid, 4-methyl-, NSC 57013

4-(p-Tolyl)butyric acid (CAS 4521-22-6) 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 melting point of 54-58 °C, a boiling point of 308.3±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 205.4±14.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4521-22-6
Jingsj CID: J-22284-4
Molecular Formula: C₁₁H₁₄O₂
Molecular Weight: 178.228 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	54-58 °C
Boiling Point	308.3±11.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	205.4±14.4 °C
Exact Mass	178.099380
PSA	37.30000
LogP	2.88
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.532

Customs & Trade Information

HS Code	2916399090
Summary	2916399090 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-(p-Tolyl)butyric acid?

The CAS number of 4-(p-Tolyl)butyric acid is 4521-22-6.

What are the molecular formula and molecular weight of 4-(p-Tolyl)butyric acid?

4-(p-Tolyl)butyric acid has molecular formula C11H14O2 and molecular weight 178.228 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-(p-Tolyl)butyric acid (CAS 4521-22-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22284-4 (accessed 2026-11-09).

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