6-Chlorobenzo[d]isoxazole-3-carboxylic acid

6-氯苯并[d]异噁唑-3-羧酸

Also known as: 6-chloro-1,2-benzoxazole-3-carboxylic acid, 6-Chlorobenzisoxazole-3-carboxylic acid, 6-Chloro-1,2-benzisoxazole-3-carboxylic acid, 1,2-Benzisoxazole-3-carboxylic acid, 6-chloro-, 6-chloro-benz[d]isoxazole-3-carboxylic acid, 6-Chlor-3-carboxybenzisoxazol

6-Chlorobenzo[d]isoxazole-3-carboxylic acid (CAS 28691-49-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4ClNO3 and a molecular weight of 197.575 g/mol. It is also known as 6-chloro-1,2-benzoxazole-3-carboxylic acid, 6-Chlorobenzisoxazole-3-carboxylic acid and 6-Chloro-1,2-benzisoxazole-3-carboxylic acid. Key properties include a boiling point of 411.9±25.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 202.9±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28691-49-8
Jingsj CID
J-1075946-2
Molecular Formula
C8H4ClNO3
Chinese Name
6-氯苯并[d]异噁唑-3-羧酸
Molecular Weight
197.575 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point411.9±25.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point202.9±23.2 °C

Frequently Asked Questions

What is the CAS number of 6-Chlorobenzo[d]isoxazole-3-carboxylic acid?

The CAS number of 6-Chlorobenzo[d]isoxazole-3-carboxylic acid is 28691-49-8.

What are the molecular formula and molecular weight of 6-Chlorobenzo[d]isoxazole-3-carboxylic acid?

6-Chlorobenzo[d]isoxazole-3-carboxylic acid has molecular formula C8H4ClNO3 and molecular weight 197.575 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Chlorobenzo[d]isoxazole-3-carboxylic acid (CAS 28691-49-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1075946-2 (accessed 2026-10-24).

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