5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid

5-甲酰基-3-甲基-1H-吡咯-2-羧酸

Also known as: 1H-Pyrrole-2-carboxylic acid, 5-formyl-3-methyl- (9CI), 5-formyl-3-methyl-1H-pyrrole-2-carboxylic acid, 1H-Pyrrole-2-carboxylic acid, 5-formyl-3-methyl-, 5-Formyl-3-methyl-1H-pyrrol-2-carbonsaeure

5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid (CAS 134209-74-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H7NO3 and a molecular weight of 153.135 g/mol. It is also known as 1H-Pyrrole-2-carboxylic acid, 5-formyl-3-methyl- (9CI), 5-formyl-3-methyl-1H-pyrrole-2-carboxylic acid and 1H-Pyrrole-2-carboxylic acid, 5-formyl-3-methyl-. Key properties include a boiling point of 384.4±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 186.3±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134209-74-8
Jingsj CID
J-1522049-3
Molecular Formula
C7H7NO3
Chinese Name
5-甲酰基-3-甲基-1H-吡咯-2-羧酸
Molecular Weight
153.135 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point384.4±42.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point186.3±27.9 °C

Frequently Asked Questions

What is the CAS number of 5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid?

The CAS number of 5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid is 134209-74-8.

What are the molecular formula and molecular weight of 5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid?

5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid has molecular formula C7H7NO3 and molecular weight 153.135 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Formyl-3-methyl-1H-pyrrole-2-carboxylic acid (CAS 134209-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522049-3 (accessed 2026-10-22).

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