2-(Acetyloxy)-3-methylbenzoic acid

Also known as: 2-Acetoxy-3-methylbenzoic acid, 2-Acetoxy-m-toluic acid, 3-Methylacetylsalicylic acid, 3-Methylaspirin, Benzoic acid, 2-(acetyloxy)-3-methyl-, Cresopirine, Acetyl-o-cresotic acid, NSC 49105

2-(Acetyloxy)-3-methylbenzoic acid (CAS 4386-39-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O4 and a molecular weight of 194.18400 g/mol. Key properties include a melting point of 115ºC, a boiling point of 324.5ºC at 760mmHg, a density of 1.245g/cm3 and a flash point of 128.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4386-39-4
Jingsj CID: J-1510572-3
Molecular Formula: C₁₀H₁₀O₄
Molecular Weight: 194.18400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	115ºC
Boiling Point	324.5ºC at 760mmHg
Density	1.245g/cm3
Flash Point	128.2ºC
Exact Mass	194.05800
PSA	63.60000
LogP	1.61850
Refractive Index	1.545

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-(Acetyloxy)-3-methylbenzoic acid?

The CAS number of 2-(Acetyloxy)-3-methylbenzoic acid is 4386-39-4.

What are the molecular formula and molecular weight of 2-(Acetyloxy)-3-methylbenzoic acid?

2-(Acetyloxy)-3-methylbenzoic acid has molecular formula C10H10O4 and molecular weight 194.18400 g/mol.

What are the upstream and downstream products of 2-(Acetyloxy)-3-methylbenzoic acid?

For 2-(Acetyloxy)-3-methylbenzoic acid, Upstream Products: 3-Methylsalicylic acid, Acetyl chloride.

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. "2-(Acetyloxy)-3-methylbenzoic acid (CAS 4386-39-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510572-3 (accessed 2026-11-09).

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