Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate

4-乙酰基-5-甲基异噁唑-3-甲酸乙酯

Also known as: 3-Isoxazolecarboxylic acid, 4-acetyl-5-methyl-, ethyl ester, 4-Acetyl-5-methyl-3-isoxazolecarboxylic acid ethyl ester, 4-Acetyl-5-methylisoxazole-3-carboxylic acid ethyl ester, Ethyl 4-acetyl-5-methyl-1,2-oxazole-3-carboxylate, ethyl 4-acetyl-5-methyl-1,2-oxazole-3-carboxylate, ethyl 4-acetyl-5-methyl-3-isoxazolylcarboxylate

Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate (CAS 15911-11-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO4 and a molecular weight of 197.18800 g/mol. It is also known as 3-Isoxazolecarboxylic acid, 4-acetyl-5-methyl-, ethyl ester, 4-Acetyl-5-methyl-3-isoxazolecarboxylic acid ethyl ester and 4-Acetyl-5-methylisoxazole-3-carboxylic acid ethyl ester. Key properties include a boiling point of 339.9ºC at 760mmHg, a density of 1.176g/cm3 and a flash point of 159.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15911-11-2
Jingsj CID
J-1512843-4
Molecular Formula
C9H11NO4
Chinese Name
4-乙酰基-5-甲基异噁唑-3-甲酸乙酯
Molecular Weight
197.18800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point339.9ºC at 760mmHg
Density1.176g/cm3
Flash Point159.4ºC

Frequently Asked Questions

What is the CAS number of Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate?

The CAS number of Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate is 15911-11-2.

What are the molecular formula and molecular weight of Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate?

Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate has molecular formula C9H11NO4 and molecular weight 197.18800 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 4-acetyl-5-methylisoxazole-3-carboxylate (CAS 15911-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512843-4 (accessed 2026-10-25).

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