Cyclic perfluoroketones and method of making

Details Cyclic perfluoroketones and method of making Cyclic perfluoroketones and method of making

1992-04-16

1993-09-21

Ivy, C. Warren

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549352, C07D32300

Patent

active

052471012

ABSTRACT:
Provided are novel cyclic perfluoroketones which are thermally and chemically stable fluids. They are prepared by reacting perfluorodicarboxylic acid difluorides with carbonates in aprotic polar solvents.

REFERENCES:
patent: 3250807 (1966-05-01), Fritz et al.
patent: 4067884 (1978-01-01), Martini
patent: 4136121 (1979-01-01), Martini et al.
patent: 4593110 (1986-06-01), Goldwasser et al.
patent: 5120459 (1992-06-01), Kalota et al.
Japanese Abstract Kokai No. 52-10209, Publication Date: Jan. 26, 1977.

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