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2-Methylbenzo[d]oxazole-5-carboxylic acid

2-甲基-5-苯并噁唑羧酸

Also known as: 2-METHYL-1,3-BENZOXAZOLE-5-CARBOXYLIC ACID, 2-METHYL-BENZOOXAZOLE-5-CARBOXYLIC ACID, 2-Methyl-1,3-benzoxazole-5-carboxylic acid, 2-Methyl-5-Benzoxazolecarboxylic acid, 2-Methylbenzoxazole-5-carboxylic Acid, 5-Benzoxazolecarboxylic acid, 2-Methyl-, 5-Benzoxazolecarboxylic acid, 2-methyl-, OTAVA-BB 1136981

2-Methylbenzo[d]oxazole-5-carboxylic acid (CAS 90322-32-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NO3 and a molecular weight of 177.157 g/mol. It is also known as 2-METHYL-1,3-BENZOXAZOLE-5-CARBOXYLIC ACID, 2-METHYL-BENZOOXAZOLE-5-CARBOXYLIC ACID and 2-Methyl-1,3-benzoxazole-5-carboxylic acid. Key properties include a melting point of 186-188ºC, a boiling point of 353.5±15.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 167.6±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90322-32-0
Jingsj CID
J-1566310-2
Molecular Formula
C9H7NO3
Chinese Name
2-甲基-5-苯并噁唑羧酸
Molecular Weight
177.157 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point186-188ºC
Boiling Point353.5±15.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point167.6±20.4 °C

Frequently Asked Questions

What is the CAS number of 2-Methylbenzo[d]oxazole-5-carboxylic acid?

The CAS number of 2-Methylbenzo[d]oxazole-5-carboxylic acid is 90322-32-0.

What are the molecular formula and molecular weight of 2-Methylbenzo[d]oxazole-5-carboxylic acid?

2-Methylbenzo[d]oxazole-5-carboxylic acid has molecular formula C9H7NO3 and molecular weight 177.157 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methylbenzo[d]oxazole-5-carboxylic acid (CAS 90322-32-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1566310-2 (accessed 2026-10-25).

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