Ethyl 5-acetylisoxazole-3-carboxylate

5-乙酰基异噁唑-3-羧酸乙酯

Also known as: 5-Acetyl-3-isoxazolecarboxylic acid ethyl ester, 5-Acetyl-isoxazole-3-carboxylic acid ethyl ester, Ethyl 5-acetyl-1,2-oxazole-3-carboxylate, Ethyl 5-acetyl-3-isoxazolecarboxylate, 3-Isoxazolecarboxylic acid, 5-acetyl-, ethyl ester, 5-Acetyl-3-(ethoxycarbonyl)-1,2-oxazole, BUTTPARK 82\12-92

Ethyl 5-acetylisoxazole-3-carboxylate (CAS 104776-70-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H9NO4 and a molecular weight of 183.16100 g/mol. It is also known as 5-Acetyl-3-isoxazolecarboxylic acid ethyl ester, 5-Acetyl-isoxazole-3-carboxylic acid ethyl ester and Ethyl 5-acetyl-1,2-oxazole-3-carboxylate. Key properties include a melting point of 64-66ºC, a boiling point of 327.6ºC at 760mmHg, a density of 1.209g/cm3 and a flash point of 151.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104776-70-7
Jingsj CID
J-1516926-0
Molecular Formula
C8H9NO4
Chinese Name
5-乙酰基异噁唑-3-羧酸乙酯
Molecular Weight
183.16100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point64-66ºC
Boiling Point327.6ºC at 760mmHg
Density1.209g/cm3
Flash Point151.9ºC

Frequently Asked Questions

What is the CAS number of Ethyl 5-acetylisoxazole-3-carboxylate?

The CAS number of Ethyl 5-acetylisoxazole-3-carboxylate is 104776-70-7.

What are the molecular formula and molecular weight of Ethyl 5-acetylisoxazole-3-carboxylate?

Ethyl 5-acetylisoxazole-3-carboxylate has molecular formula C8H9NO4 and molecular weight 183.16100 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-acetylisoxazole-3-carboxylate (CAS 104776-70-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516926-0 (accessed 2026-10-25).

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