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4-Methyl-1,3-oxazole-5-carboxylic acid

4-甲基-1,3-噁唑-5-甲酸

Also known as: 4-Methyloxazole-5-carboxylic acid, 4-Methyl-5-oxazolecarboxylic acid, 4-Methyl-oxazole-5-carboxylic acid, 5-Oxazolecarboxylic acid, 4-methyl-, 4-Methyl-1,3-oxazole-5-carboxylic acid

4-Methyl-1,3-oxazole-5-carboxylic acid (CAS 2510-32-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H5NO3 and a molecular weight of 127.098 g/mol. It is also known as 4-Methyloxazole-5-carboxylic acid, 4-Methyl-5-oxazolecarboxylic acid and 4-Methyl-oxazole-5-carboxylic acid. Key properties include a melting point of 239-240ºC, a boiling point of 267.3±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 115.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2510-32-9
Jingsj CID
J-1413698-2
Molecular Formula
C5H5NO3
Chinese Name
4-甲基-1,3-噁唑-5-甲酸
Molecular Weight
127.098 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point239-240ºC
Boiling Point267.3±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point115.5±21.8 °C

Frequently Asked Questions

What is the CAS number of 4-Methyl-1,3-oxazole-5-carboxylic acid?

The CAS number of 4-Methyl-1,3-oxazole-5-carboxylic acid is 2510-32-9.

What are the molecular formula and molecular weight of 4-Methyl-1,3-oxazole-5-carboxylic acid?

4-Methyl-1,3-oxazole-5-carboxylic acid has molecular formula C5H5NO3 and molecular weight 127.098 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methyl-1,3-oxazole-5-carboxylic acid (CAS 2510-32-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413698-2 (accessed 2026-10-23).

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