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Method of preparing meso-haloalkylporphyrins

United States Patent

5,767,272
June 16, 1998
View the Complete Patent at the US Patent & Trademark Office
Transition metal complexes of meso-haloalkylporphyrins, wherein the haloalkyl groups contain 2 to 8 carbon atoms have been found to be highly effective catalysts for oxidation of alkanes and for the decomposition of hydroperoxides. Also disclosed is a process for the preparation of meso-halocarbyl-porphyrins which comprises contacting a halocarbyl dipyrromethane with a halocarbyl-substituted aldehyde in the presence of an acid granular solid catalyst. Also disclosed is a process for the preparation of meso-halocarbyl-porphyrins which comprises contacting a halocarbyl dipyrromethane with a halocarbyl-substituted aldehyde in the presence of an acid granular solic catalyst.
Wijesekera; Tilak (Glen Mills, PA), Lyons; James E. (Wallingford, PA), Ellis, Jr.; Paul E. (Downingtown, PA), Bhinde; Manoj V. (Boothwyn, PA)
Sun Company, Inc. (R&M) (Philadelphia, PA)
08/ 769,974
December 19, 1996
The Government of the United States of America has rights in this invention pursuant to Cooperative Agreement No. DE-FC21-90MC26029 awarded by the U.S. Department of Energy.