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Title: Method for hydroperoxide decomposition using novel porphyrins synthesized from dipyrromethanes and aldehydes

Patent ·
OSTI ID:871397

The invention comprises a method for the oxidation of alkanes to alcohols and for decomposition of hydroperoxides to alcohols utilizing new compositions of matter, which are metal complexes of porphyrins. Preferred complexes have hydrogen, haloalkyl or haloaryl groups in meso positions, two of the opposed meso atoms or groups being hydrogen or haloaryl, and two of the opposed meso atoms or groups being hydrogen or haloalkyl, but not all four of the meso atoms or groups being hydrogen. Other preferred complexes are ones in which all four of the meso positions are substituted with haloalkyl groups and the beta positions are substituted with halogen atoms. A new method of synthesizing porphyrinogens is also disclosed.

Research Organization:
Sun Refining and Marketing Co., Marcus Hook, PA (United States)
DOE Contract Number:
FC21-90MC26029
Assignee:
Sun Company, Inc. (R&M) (Philadelphia, PA)
Patent Number(s):
US 5723677
OSTI ID:
871397
Country of Publication:
United States
Language:
English

References (4)

Porphyrins. VII. The synthesis of porphyrins by the Rothemund reaction journal January 1964
An improved synthesis of 5,15-diaryloctaalkylporphyrins journal September 1990
Selective low temperature hydroxylation of isobutane by molecular oxygen catalyzed by an iron perhaloporphyrin complex journal January 1991
Electron deficient porphyrins. 1. Tetrakis(trifluoromethyl)porphyrin and its metal complexes journal January 1983