Document Type

Patent

Patent Number

US Patent 4,895,991

Patent agency

United States Patent and Trademark Office

Publication Date

1-23-1990

Assignee

University of Iowa Research Foundation (Iowa City, IA, US)

Application Number

07/302,587

Date Filed

1989-01-25

Total Pages

6 pages

Abstract

The process of direct synthesis of trifluoromethyl copper and trifluoromethyl aromatics, both intermediate reagents useful in direct synthesis of certain perfluoroalkyl compounds. The process involves a direct reaction between on the one hand an aromatic halide and a difluorodihalomethane and on the other hand copper and a difluorodihalomethane.

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URL

https://ir.uiowa.edu/patents/70