methyl 2,2,3,4,4-pentafluorobut-3-enoate

五氟-3-丁烯酸甲酯

Also known as: 3-Butenoic acid, 2,2,3,4,4-pentafluoro-, methyl ester, Methyl pentafluorobut-3-enoate, Methyl perfluorobuten-3-oate, Methyl pentafluorobuten-3-oate, Methylperfluorovinylacetic acid, PC5134L, mfcd00054725

methyl 2,2,3,4,4-pentafluorobut-3-enoate (CAS 20562-79-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H3F5O2 and a molecular weight of 190.06800 g/mol. It is also known as 3-Butenoic acid, 2,2,3,4,4-pentafluoro-, methyl ester, Methyl pentafluorobut-3-enoate and Methyl perfluorobuten-3-oate. Key properties include a boiling point of 105.9ºC at 760mmHg, a density of 1.407g/cm3 and a flash point of 24.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20562-79-2
Jingsj CID
J-1512627-4
Molecular Formula
C5H3F5O2
Chinese Name
五氟-3-丁烯酸甲酯
Molecular Weight
190.06800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point105.9ºC at 760mmHg
Density1.407g/cm3
Flash Point24.2ºC

Frequently Asked Questions

What is the CAS number of methyl 2,2,3,4,4-pentafluorobut-3-enoate?

The CAS number of methyl 2,2,3,4,4-pentafluorobut-3-enoate is 20562-79-2.

What are the molecular formula and molecular weight of methyl 2,2,3,4,4-pentafluorobut-3-enoate?

methyl 2,2,3,4,4-pentafluorobut-3-enoate has molecular formula C5H3F5O2 and molecular weight 190.06800 g/mol.

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

Last updated:

How to cite: Jingsj. "methyl 2,2,3,4,4-pentafluorobut-3-enoate (CAS 20562-79-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512627-4 (accessed 2026-10-25).

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