Benzo[d]oxazole-4-carboxylic acid

苯并[D]恶唑-4-羧酸

Also known as: 1,3-Benzoxazole-4-carboxylic acid, 4-Benzoxazolecarboxylic acid, Benzooxazole-4-carboxylic acid, benzooxazole-4-carboxylic acid, benzoxazole-4-carboxylic acid

Benzo[d]oxazole-4-carboxylic acid (CAS 208772-23-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NO3 and a molecular weight of 163.130 g/mol. It is also known as 1,3-Benzoxazole-4-carboxylic acid, 4-Benzoxazolecarboxylic acid and Benzooxazole-4-carboxylic acid. Key properties include a boiling point of 350.1±15.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 165.5±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
208772-23-0
Jingsj CID
J-1356632-6
Molecular Formula
C8H5NO3
Chinese Name
苯并[D]恶唑-4-羧酸
Molecular Weight
163.130 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point350.1±15.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point165.5±20.4 °C

Frequently Asked Questions

What is the CAS number of Benzo[d]oxazole-4-carboxylic acid?

The CAS number of Benzo[d]oxazole-4-carboxylic acid is 208772-23-0.

What are the molecular formula and molecular weight of Benzo[d]oxazole-4-carboxylic acid?

Benzo[d]oxazole-4-carboxylic acid has molecular formula C8H5NO3 and molecular weight 163.130 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzo[d]oxazole-4-carboxylic acid (CAS 208772-23-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1356632-6 (accessed 2026-10-22).

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