ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate

5-乙烯基-1,2,4-噁二唑-3-羧酸乙酯

Also known as: 1,2,4-Oxadiazole-3-carboxylic acid, 5-ethenyl-, ethyl ester, 1,2,4-Oxadiazole-3-carboxylicacid,5-ethenyl-,ethylester(9CI), 5-Ethenyl-1,2,4-oxadiazole-3-carboxylic acid ethyl ester, ethyl 5-ethenyl-1,2,4-oxadiazole-3-carboxylate

ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate (CAS 163719-78-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O3 and a molecular weight of 168.150 g/mol. It is also known as 1,2,4-Oxadiazole-3-carboxylic acid, 5-ethenyl-, ethyl ester, 1,2,4-Oxadiazole-3-carboxylicacid,5-ethenyl-,ethylester(9CI) and 5-Ethenyl-1,2,4-oxadiazole-3-carboxylic acid ethyl ester. Key properties include a boiling point of 252.4±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 106.4±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
163719-78-6
Jingsj CID
J-1499583-9
Molecular Formula
C7H8N2O3
Chinese Name
5-乙烯基-1,2,4-噁二唑-3-羧酸乙酯
Molecular Weight
168.150 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point252.4±23.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point106.4±22.6 °C

Frequently Asked Questions

What is the CAS number of ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate?

The CAS number of ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate is 163719-78-6.

What are the molecular formula and molecular weight of ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate?

ethyl 5-vinyl-1,2,4-oxadiazole-3-carboxylate has molecular formula C7H8N2O3 and molecular weight 168.150 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-vinyl-1,2,4-oxadiazole-3-carboxylate (CAS 163719-78-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499583-9 (accessed 2026-10-24).

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