Methyl 4,4-difluoro-3-oxobutanoate

4,4-二氟-3-氧代丁酸甲酯

Also known as: 4,4-Difluoro-3-oxobutyric acid methyl ester, 4,4-difluoro-3-oxo-butanoic acid methyl ester, Butanoic acid, 4,4-difluoro-3-oxo-, methyl ester, Methyl-4,4-difluoroacetoacetate, Methyl-4,4-difluoroacetoacetate (MeDFAA), methyl 4,4-difluoro-3-oxo butanoate, methyl 4,4-difluoro-3-oxobutyrate

Methyl 4,4-difluoro-3-oxobutanoate (CAS 89129-66-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H6F2O3 and a molecular weight of 152.096 g/mol. It is also known as 4,4-Difluoro-3-oxobutyric acid methyl ester, 4,4-difluoro-3-oxo-butanoic acid methyl ester and Butanoic acid, 4,4-difluoro-3-oxo-, methyl ester. Key properties include a boiling point of 147.3±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 42.5±19.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

89129-66-8

Jingsj CID

J-1020523-3

Molecular Formula

C₅H₆F₂O₃

Chinese Name

4,4-二氟-3-氧代丁酸甲酯

Molecular Weight

152.096 g/mol

Category

Organic Acids

Last updated

8/21/2026