5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid

5-甲基-2-苯基-1,3-噁唑-4-甲酸

Also known as: 5-Methyl-2-phenyloxazole-4-carboxylic acid, 2-phenyl-5-methyl-oxazole-4-carboxylic acid, 4-Carboxy-5-methyl-2-phenyl-1,3-oxazole, 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid 97%, IFLAB-BB F2124-0564

5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid (CAS 18735-74-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9NO3 and a molecular weight of 203.19400 g/mol. It is also known as 5-Methyl-2-phenyloxazole-4-carboxylic acid, 2-phenyl-5-methyl-oxazole-4-carboxylic acid and 4-Carboxy-5-methyl-2-phenyl-1,3-oxazole. Key properties include a melting point of 182°C and a boiling point of 400.1°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18735-74-5
Jingsj CID
J-32006-1
Molecular Formula
C11H9NO3
Chinese Name
5-甲基-2-苯基-1,3-噁唑-4-甲酸
Molecular Weight
203.19400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point182°C
Boiling Point400.1°C

Frequently Asked Questions

What is the CAS number of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid?

The CAS number of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid is 18735-74-5.

What are the molecular formula and molecular weight of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid?

5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid has molecular formula C11H9NO3 and molecular weight 203.19400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid (CAS 18735-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32006-1 (accessed 2026-10-22).

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