5-Phenylisoxazole-4-carboxylic acid

5-苯基异噁唑-4-羧酸

Also known as: 4-Isoxazolecarboxylicacid, 5-phenyl-, 4-Isoxazolecarboxylicacid,5-phenyl-, 5-PHENYL-4-ISOXAZOLECARBOXYLIC ACID, 5-PHENYLISOXAZOLE-4-CARBOXYLIC ACID, 5-Phenyl-4-isoxazolecarboxylic acid, 5-Phenyl-isoxazol-4-carbonsaeure, 5-Phenylisoxazole-4-carboxylic acid 97%, 5-phenyl-1,2-oxazol-4-carboxylic acid, 5-phenyl-1,2-oxazole-4-carboxylic acid, 5-phenylisoxazol-4-carboxylic acid, JR-9001, 5-Phenylisoxazole-4-carboxylic acid, 97%, MFCD05865189

5-Phenylisoxazole-4-carboxylic acid (CAS 76344-95-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H7NO3 and a molecular weight of 189.16700 g/mol. It is also known as 4-Isoxazolecarboxylicacid, 5-phenyl-, 4-Isoxazolecarboxylicacid,5-phenyl- and 5-PHENYL-4-ISOXAZOLECARBOXYLIC ACID. Key properties include a melting point of 151-155ºC(lit.), a boiling point of 372.728ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 179.22ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76344-95-1
Jingsj CID
J-42597-7
Molecular Formula
C10H7NO3
Chinese Name
5-苯基异噁唑-4-羧酸
Molecular Weight
189.16700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point151-155ºC(lit.)
Boiling Point372.728ºC at 760 mmHg
Density1.32g/cm3
Flash Point179.22ºC

Frequently Asked Questions

What is the CAS number of 5-Phenylisoxazole-4-carboxylic acid?

The CAS number of 5-Phenylisoxazole-4-carboxylic acid is 76344-95-1.

What are the molecular formula and molecular weight of 5-Phenylisoxazole-4-carboxylic acid?

5-Phenylisoxazole-4-carboxylic acid has molecular formula C10H7NO3 and molecular weight 189.16700 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Phenylisoxazole-4-carboxylic acid (CAS 76344-95-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42597-7 (accessed 2026-10-23).

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