3-Methyl-1H-indole-4-carboxylic acid

3-甲基-1H-吲哚-4-羧酸

Also known as: 1H-Indole-4-carboxylic acid, 3-methyl-, 4-Carboxy-3-methyl-1H-indole, 3-Methylindole-4-carboxylic acid

3-Methyl-1H-indole-4-carboxylic acid (CAS 1159511-18-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO2 and a molecular weight of 175.184 g/mol. It is also known as 1H-Indole-4-carboxylic acid, 3-methyl-, 4-Carboxy-3-methyl-1H-indole and 3-Methylindole-4-carboxylic acid. Key properties include a boiling point of 416.9±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 205.9±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1159511-18-8
Jingsj CID
J-1180719-7
Molecular Formula
C10H9NO2
Chinese Name
3-甲基-1H-吲哚-4-羧酸
Molecular Weight
175.184 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point416.9±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point205.9±23.2 °C

Frequently Asked Questions

What is the CAS number of 3-Methyl-1H-indole-4-carboxylic acid?

The CAS number of 3-Methyl-1H-indole-4-carboxylic acid is 1159511-18-8.

What are the molecular formula and molecular weight of 3-Methyl-1H-indole-4-carboxylic acid?

3-Methyl-1H-indole-4-carboxylic acid has molecular formula C10H9NO2 and molecular weight 175.184 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-indole-4-carboxylic acid (CAS 1159511-18-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1180719-7 (accessed 2026-10-25).

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