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4-Isopropylphenylacetic acid

Also known as: 2-(4-Isopropylphenyl)acetic acid, 4-Isopropylbenzeneacetic acid, 2-(4-propan-2-ylphenyl)acetic acid, 4-(1-Methylethyl)benzeneacetic acid, (p-Isopropylphenyl)acetic acid, p-Cymene-7-carboxylic acid

4-Isopropylphenylacetic acid (CAS 4476-28-2) 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 51-52°C, a boiling point of 295.0±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 192.1±13.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4476-28-2
Jingsj CID
J-1422758-8
Molecular Formula
C11H14O2
Molecular Weight
178.228 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-52°C
Boiling Point295.0±9.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point192.1±13.9 °C
Exact Mass178.099380
PSA37.30000
LogP2.84
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.530

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-Isopropylphenylacetic acid?

The CAS number of 4-Isopropylphenylacetic acid is 4476-28-2.

What are the molecular formula and molecular weight of 4-Isopropylphenylacetic acid?

4-Isopropylphenylacetic acid has molecular formula C11H14O2 and molecular weight 178.228 g/mol.

What are the upstream and downstream products of 4-Isopropylphenylacetic acid?

For 4-Isopropylphenylacetic acid, Upstream Products: 4-Isopropylbenzyl Chloride, 4-Isopropylphenylacetonitrile, Carbon dioxide; Downstream Products: 4-Carboxyphenylacetic acid, Cuminaldehyde.

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-Isopropylphenylacetic acid (CAS 4476-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422758-8 (accessed 2026-11-09).

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