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US 4,087,475 AGranted
Carbonyl fluorination process
OwnerRobert Kenneth Jordaninventor
Life of this patent
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Abstract
A process for the production of fluorinated organic compounds wherein a carbonyl containing organic compound and adducts of sulfur trioxide or sulfur dioxide with metal fluorides are combined.
Claims1
A process for the production of substituted difluoromethylene compounds comprising combining a carbonyl selected from carbon monoxide, carbonyl halides, aldehydes and ketones with at least one of metal fluorosulfonates, metal fluoride fluorosulfonates, metal fluorosulfinites and metal fluoride fluorosulfinites at a temperature in the range of about -50.degree. C to 500.degree. C.
Dependencies are inferred from the claim text.