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ethyl 3-methylisoxazole-5-carboxylate

3-甲基-5-异噁唑羧酸乙酯

Also known as: ethyl 3-methyl-1,2-oxazole-5-carboxylate, 3-methyl-5-isoxazolecarboxylic acid ethyl ester, 3-methylisoxazole-5-carboxylic acid ethyl ester, 5-isoxazolecarboxylic acid, 3-methyl-, ethyl ester

ethyl 3-methylisoxazole-5-carboxylate (CAS 63366-79-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H9NO3 and a molecular weight of 155.151 g/mol. It is also known as ethyl 3-methyl-1,2-oxazole-5-carboxylate, 3-methyl-5-isoxazolecarboxylic acid ethyl ester and 3-methylisoxazole-5-carboxylic acid ethyl ester. Key properties include a melting point of 27-28°C, a boiling point of 243.3±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 100.9±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63366-79-0
Jingsj CID
J-1437913-8
Molecular Formula
C7H9NO3
Chinese Name
3-甲基-5-异噁唑羧酸乙酯
Molecular Weight
155.151 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point27-28°C
Boiling Point243.3±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point100.9±21.8 °C

Frequently Asked Questions

What is the CAS number of ethyl 3-methylisoxazole-5-carboxylate?

The CAS number of ethyl 3-methylisoxazole-5-carboxylate is 63366-79-0.

What are the molecular formula and molecular weight of ethyl 3-methylisoxazole-5-carboxylate?

ethyl 3-methylisoxazole-5-carboxylate has molecular formula C7H9NO3 and molecular weight 155.151 g/mol.

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

Last updated:

How to cite: Jingsj. "ethyl 3-methylisoxazole-5-carboxylate (CAS 63366-79-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1437913-8 (accessed 2026-10-22).

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