曲景平

个人信息Personal Information

教授

博士生导师

硕士生导师

性别:男

毕业院校:日本东京大学

学位:博士

所在单位:化工学院

电子邮箱:qujp@dlut.edu.cn

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Highly beta(Z)-Selective Hydrosilylation of Terminal Alkynes Catalyzed by Thiolate-Bridged Dirhodium Complexes

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论文类型:期刊论文

发表时间:2018-09-07

发表刊物:ORGANIC LETTERS

收录刊物:SCIE

卷号:20

期号:17

页面范围:5357-5361

ISSN号:1523-7060

摘要:A series of novel monothiolate-bridged dirhodium complexes, [Cp*Rh(mu-SR)(mu-Cl)(2)RhCp*][BF4] {Cp* = eta(5)-C5Me5, R = tertiary butyl (Bu-t), 1a; R = ferrocenyl (Fc), 1b; R = adamantyl (Ad), 1c} were designed and successfully synthesized, which can smoothly facilitate highly regioselective and stereoselective hydrosilylation of terminal alkynes to afford beta(Z) vinylsilanes with good functional group compatibility. Furthermore, the hydride bridged dirhodium complex [Cp*Rh(mu-(SBu)-Bu-t)(mu-Cl)(mu-H)RhCp*][BF4] (5) as a potential inter-mediate was obtained by the reaction of la with excess HSiEt3.