3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid

3-(4-甲氧基苯基)-5-异噁唑羧酸

Also known as: 3-(4-METHOXYPHENYL)-5-ISOXAZOLECARBOXYLIC ACID, 3-(4-METHOXYPHENYL)ISOXAZOLE-5-CARBOXYLIC ACID, 3-(4-Methoxyphenyl)-1,2-oxazole-5-carboxylic acid, 3-(4-Methoxyphenyl)-5-isoxazolecarboxylic acid, 3-(4-methoxyphenyl)isoxazole-5-carboxylic acid(SALTDATA: FREE), 5-Isoxazolecarboxylic acid, 3-(4-methoxyphenyl)-, 5-isoxazolecarboxylic acid, 3-(4-methoxyphenyl)-, ART-CHEM-BB B024785, MFCD04124288, SALOR-INT L324604-1EA, TIMTEC-BB SBB007283

3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 618383-47-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9NO4 and a molecular weight of 219.193 g/mol. It is also known as 3-(4-METHOXYPHENYL)-5-ISOXAZOLECARBOXYLIC ACID, 3-(4-METHOXYPHENYL)ISOXAZOLE-5-CARBOXYLIC ACID and 3-(4-Methoxyphenyl)-1,2-oxazole-5-carboxylic acid. Key properties include a melting point of 223-225ºC, a boiling point of 461.1±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 232.7±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
618383-47-4
Jingsj CID
J-1472053-2
Molecular Formula
C11H9NO4
Chinese Name
3-(4-甲氧基苯基)-5-异噁唑羧酸
Molecular Weight
219.193 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point223-225ºC
Boiling Point461.1±40.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point232.7±27.3 °C

Frequently Asked Questions

What is the CAS number of 3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid?

The CAS number of 3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid is 618383-47-4.

What are the molecular formula and molecular weight of 3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid?

3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid has molecular formula C11H9NO4 and molecular weight 219.193 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 618383-47-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1472053-2 (accessed 2026-10-22).

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