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3-Methoxy-4-methylbenzoic acid

Also known as: 3-Methoxy-p-toluic acid, 4-Methyl-m-anisic acid, 3-methoxy-4-methylbenzoate, 4-Methyl-3-methoxybenzoic acid, 5-Carboxy-2-methylanisole, MFCD00002566, EINECS 230-486-1

3-Methoxy-4-methylbenzoic acid (CAS 7151-68-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O3 and a molecular weight of 166.174 g/mol. Key properties include a melting point of 152-154 °C(lit.), a boiling point of 309.9±22.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 126.2±15.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7151-68-0
Jingsj CID
J-923680-0
Molecular Formula
C9H10O3
Molecular Weight
166.174 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point152-154 °C(lit.)
Boiling Point309.9±22.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point126.2±15.8 °C
Exact Mass166.062988
PSA46.53000
LogP2.48
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.541

Customs & Trade Information

HS Code2918990090
Summary2918990090. 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 3-Methoxy-4-methylbenzoic acid?

The CAS number of 3-Methoxy-4-methylbenzoic acid is 7151-68-0.

What are the molecular formula and molecular weight of 3-Methoxy-4-methylbenzoic acid?

3-Methoxy-4-methylbenzoic acid has molecular formula C9H10O3 and molecular weight 166.174 g/mol.

What are the upstream and downstream products of 3-Methoxy-4-methylbenzoic acid?

For 3-Methoxy-4-methylbenzoic acid, Upstream Products: 3-Methoxybenzoic acid, iodomethane, Methyl 3-methoxy-4-methylbenzoate; Downstream Products: Methyl 3-methoxy-4-methylbenzoate, 3-Methoxy-4-methyl-2-nitrobenzoic acid, 3-Methoxy-4-methylbenzonitrile.

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

Last updated:

How to cite: Jingsj. "3-Methoxy-4-methylbenzoic acid (CAS 7151-68-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-923680-0 (accessed 2026-11-09).

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