1,4-Dihydro-2-methylbenzoic acid

1,4-二氢-2-甲基苯甲酸

Also known as: 2-Methyl-2,5-cyclohexadiene-1-carboxylic acid, 2,5-Cyclohexadiene-1-carboxylic acid, 2-methyl-, 1,4-Dihydro-o-toluic acid (COOH=1), 2-Methylcyclohexa-2,5-diene-1-carboxylic acid, Dihydro-2-Methylbenzoic acid

1,4-Dihydro-2-methylbenzoic acid (CAS 55886-48-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O2 and a molecular weight of 138.164 g/mol. It is also known as 2-Methyl-2,5-cyclohexadiene-1-carboxylic acid, 2,5-Cyclohexadiene-1-carboxylic acid, 2-methyl- and 1,4-Dihydro-o-toluic acid (COOH=1). Key properties include a melting point of 73-75ºC(lit.), a boiling point of 253.6±29.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 116.6±18.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55886-48-1
Jingsj CID
J-48444-4
Molecular Formula
C8H10O2
Chinese Name
1,4-二氢-2-甲基苯甲酸
Molecular Weight
138.164 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point73-75ºC(lit.)
Boiling Point253.6±29.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point116.6±18.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,4-Dihydro-2-methylbenzoic acid?

The CAS number of 1,4-Dihydro-2-methylbenzoic acid is 55886-48-1.

What are the molecular formula and molecular weight of 1,4-Dihydro-2-methylbenzoic acid?

1,4-Dihydro-2-methylbenzoic acid has molecular formula C8H10O2 and molecular weight 138.164 g/mol.

Is 1,4-Dihydro-2-methylbenzoic acid hazardous?

1,4-Dihydro-2-methylbenzoic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1,4-Dihydro-2-methylbenzoic acid (CAS 55886-48-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48444-4 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.