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2,4,5-Trimethylbenzoic acid

Also known as: Durylic acid, 2,4,5-Trimethylbenzoic acid, Benzoic acid, 2,4,5-trimethyl-, MFCD00075863, NSC 147400

2,4,5-Trimethylbenzoic acid (CAS 528-90-5) 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 150-153 °C(lit.), a boiling point of 303.7±11.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 140.8±13.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
528-90-5
Jingsj CID
J-1990956-9
Molecular Formula
C10H12O2
Molecular Weight
164.201 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point150-153 °C(lit.)
Boiling Point303.7±11.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point140.8±13.9 °C
Exact Mass164.083725
PSA37.30000
LogP3.28
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.545

Frequently Asked Questions

What is the CAS number of 2,4,5-Trimethylbenzoic acid?

The CAS number of 2,4,5-Trimethylbenzoic acid is 528-90-5.

What are the molecular formula and molecular weight of 2,4,5-Trimethylbenzoic acid?

2,4,5-Trimethylbenzoic acid has molecular formula C10H12O2 and molecular weight 164.201 g/mol.

What are the upstream and downstream products of 2,4,5-Trimethylbenzoic acid?

For 2,4,5-Trimethylbenzoic acid, Upstream Products: 1,2,4,5-Tetramethylbenzene, n-Butyllithium, 1-bromo-2,4,5-trimethylbenzene; Downstream Products: 2,4,5-Trimethylbenzonitrile, 2,5-Dimethylterephthalic acid, 4,6-Dimethylisophthalic acid.

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

Last updated:

How to cite: Jingsj. "2,4,5-Trimethylbenzoic acid (CAS 528-90-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990956-9 (accessed 2026-11-06).

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