2,1,3-Benzoxadiazole-5-carboxylic acid

苯并呋咱-5-羧酸

Also known as: Benzo[c][1,2,5]oxadiazole-5-carboxylic acid, Benzofurazan-5-carboxylic acid, Benzoxadiazole-5-carboxylic acid, 5-Benzofurazancarboxylic acid, 2,1,3-Benzoxadiazole-5-carboxylicacid, MFCD00276977, RARECHEM AL BO 0811, BUTTPARK 29\08-25

2,1,3-Benzoxadiazole-5-carboxylic acid (CAS 19155-88-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4N2O3 and a molecular weight of 164.118 g/mol. It is also known as Benzo[c][1,2,5]oxadiazole-5-carboxylic acid, Benzofurazan-5-carboxylic acid and Benzoxadiazole-5-carboxylic acid. Key properties include a melting point of 157-160 °C(lit.), a boiling point of 360.0±34.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 171.5±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19155-88-5
Jingsj CID
J-12836-0
Molecular Formula
C7H4N2O3
Chinese Name
苯并呋咱-5-羧酸
Molecular Weight
164.118 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point157-160 °C(lit.)
Boiling Point360.0±34.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point171.5±25.7 °C

Frequently Asked Questions

What is the CAS number of 2,1,3-Benzoxadiazole-5-carboxylic acid?

The CAS number of 2,1,3-Benzoxadiazole-5-carboxylic acid is 19155-88-5.

What are the molecular formula and molecular weight of 2,1,3-Benzoxadiazole-5-carboxylic acid?

2,1,3-Benzoxadiazole-5-carboxylic acid has molecular formula C7H4N2O3 and molecular weight 164.118 g/mol.

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

Last updated:

How to cite: Jingsj. "2,1,3-Benzoxadiazole-5-carboxylic acid (CAS 19155-88-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12836-0 (accessed 2026-10-22).

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