5-methyl-3-(4-methylphenyl)isoxazole-4-carboxylic acid

5-甲基-3-(4-甲基苯基)-4-异噁唑羧酸

Also known as: 4-Isoxazolecarboxylic acid, 5-methyl-3-(4-methylphenyl)-, 5-Methyl-3-(4-methylphenyl)-4-isoxazolecarboxylic acid, 5-Methyl-3-p-tolyl-isoxazole-4-carboxylic acid, 5-Methyl-4-carboxy-3-p-tolyl-isoxazole, 3-(4-tolyl)-5-methylisoxazole-4-carboxylic acid

5-methyl-3-(4-methylphenyl)isoxazole-4-carboxylic acid (CAS 91569-59-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO3 and a molecular weight of 217.22100 g/mol. It is also known as 4-Isoxazolecarboxylic acid, 5-methyl-3-(4-methylphenyl)-, 5-Methyl-3-(4-methylphenyl)-4-isoxazolecarboxylic acid and 5-Methyl-3-p-tolyl-isoxazole-4-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 91569-59-4
Jingsj CID: J-1180910-0
Molecular Formula: C₁₂H₁₁NO₃
Chinese Name: 5-甲基-3-(4-甲基苯基)-4-异噁唑羧酸
Molecular Weight: 217.22100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

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

The CAS number of 5-methyl-3-(4-methylphenyl)isoxazole-4-carboxylic acid is 91569-59-4.

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

5-methyl-3-(4-methylphenyl)isoxazole-4-carboxylic acid has molecular formula C12H11NO3 and molecular weight 217.22100 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-methyl-3-(4-methylphenyl)isoxazole-4-carboxylic acid (CAS 91569-59-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1180910-0 (accessed 2026-10-25).

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