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US 3,962,325 AGranted
Trifluoromethylmalonyl fluoride
AssigneeE. I. Du Pont de Nemours and Company
InventorCarl George Krespan
Life of this patent
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Abstract
Trifluoromethyl compounds of the formulas ##EQU1## are useful as oil repellants. Substituted barbituric acid derivatives thereof of the formula ##EQU2## are useful as central nervous system depressants for animals. Trifluoromethylfluorocarbonylketene and trifluoromethylmalonyl fluoride are prepared by reacting perfluoromethylacryloyl fluoride with a carboxylic acid.
Claims1
Trifluoromethylmalonyl fluoride of the formula ##EQU15##
Dependencies are inferred from the claim text.