专利号:US-2016101414-A1 优先权日:2013-05-15 标 题 :Highly z-selective and enantioselective ring opening/cross metathesis catalyzed by a resolved stereogenic-at-ru complex 发明人:HARTUNG JOHN; GRUBBS ROBERT H 权利人:CALIFORNIA INST OF TECHN 摘要:This invention relates generally to enantiomerically enriched C—H activated ruthenium olefin metathesis catalyst compounds which are stereogenic at ruthenium, to the preparation of such compounds, and the use of such catalysts in the metathesis of olefins and olefin compounds, more particularly, in the use of such catalysts in enantio- and Z-selective olefin metathesis reactions. The invention has utility in the fields of catalysis, organic synthesis, polymer chemistry, and industrial and fine chemicals chemistry.
专利号:CN-110981689-B 优先权日:2019-10-31 标 题 :A kind of method for gas-phase catalytic synthesis of 3,4-difluorocyclobutene