A chemoselective hydrosilylation method for aldehydes is developed using a ruthenium catalyst [(Ru(p-cymene)Cl2)2] and triethylsilane; a mono hydride bridged dinuclear complex [(η6-p-cymene)RuCl}2(μ-H-μ-Cl)] and a Ru(IV) mononuclear dihydride complex [(η6-p-cymene)Ru(H)2(SiEt3)2] are identified as potential intermediates in the reaction and the proposed catalytic cycle involves a 1,3-hydride migration.
使用
钌催化剂[(Ru(p-cymene)Cl2)2]和三乙基
硅烷,开发了一种针对醛的
化学选择性氢
硅烷化方法;鉴定出了单氢桥联双核配合物[(η6-p-cymene)RuCl}2(μ-H-μ-Cl)]和Ru(IV)单核二氢配合物[(η6-p-cymene)Ru(H)2(SiEt3)2]作为反应中潜在的中间体,并且提出的催化循环涉及1,3-氢迁移。