Patent
Chiral catalysts and catalytic epoxidation catalyzed thereby (US Patent 5637739)
Research Corporation Technologies, Inc. · Granted Jun 10, 1997 · Filed Oct 15, 1992
Patent number: 5637739 Granted: 1997-06-10 Filed: 1992-10-15 Inventors: Eric N. Jacobsen (Mohamet, IL, US); Wei Zhang (Maple Glen, PA, US); Li Deng (Urbana, IL, US) Assignees: Research Corporation Technologies, Inc. (Tucson, AZ, US)
Abstract
Methods of using chiral catalysts for enantioselectively epoxidizing a prochiral olefin and for enantioselectively oxidizing a prochiral sulfide are disclosed. In accordance with one aspect of the invention, the catalyst used is a salen derivative which has the
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