Iridium-Catalyzed Enantioselective Hydrogenation of α,β-Unsaturated Carboxylic Acids with Tetrasubstituted Olefins
作者:Song Song、Shou-Fei Zhu、Yu Li、Qi-Lin Zhou
DOI:10.1021/ol401593a
日期:2013.7.19
A highly efficient asymmetrichydrogenation of α,β-unsaturatedcarboxylicacids with tetrasubstituted olefin catalyzed by chiral spiro iridium complexes has been developed for the preparation of chiral α-substituted carboxylicacids in excellent enantioselectivities (up to 99% ee).
Propene derivatives and their use as plant growth inhibitors
申请人:DAICEL CHEMICAL INDUSTRIES, LTD.
公开号:EP0117412A1
公开(公告)日:1984-09-05
A propene derivative represented by general formula:
wherein A and B are as defined hereinbefore. The propene derivative of the invention is useful as a plant growth inhibitor.