3-Methyl-1H-indene-2-carboxylic acid

3-甲基茚-2-羧酸

Also known as: 3-Methylindene-2-carboxylic acid, 1H-Indene-2-carboxylic acid, 3-methyl-, 3-methyl-1H-indene-2-carboxylic acid, 3-Methylindene-2-carboxylic acid (8CI)

3-Methyl-1H-indene-2-carboxylic acid (CAS 34225-81-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10O2 and a molecular weight of 174.196 g/mol. It is also known as 3-Methylindene-2-carboxylic acid, 1H-Indene-2-carboxylic acid, 3-methyl- and 3-methyl-1H-indene-2-carboxylic acid. Key properties include a melting point of 201-203ºC(lit.), a boiling point of 306.9±21.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 141.9±16.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34225-81-5
Jingsj CID
J-992218-1
Molecular Formula
C11H10O2
Chinese Name
3-甲基茚-2-羧酸
Molecular Weight
174.196 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point201-203ºC(lit.)
Boiling Point306.9±21.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point141.9±16.7 °C

Frequently Asked Questions

What is the CAS number of 3-Methyl-1H-indene-2-carboxylic acid?

The CAS number of 3-Methyl-1H-indene-2-carboxylic acid is 34225-81-5.

What are the molecular formula and molecular weight of 3-Methyl-1H-indene-2-carboxylic acid?

3-Methyl-1H-indene-2-carboxylic acid has molecular formula C11H10O2 and molecular weight 174.196 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Methyl-1H-indene-2-carboxylic acid (CAS 34225-81-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-992218-1 (accessed 2026-10-24).

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