Asymmetric transfer hydrogenation using recoverable ruthenium catalyst immobilized into magnetic mesoporous silica

作者: Jun Li , Yanmei Zhang , Difei Han , Qiang Gao , Can Li

DOI: 10.1016/J.MOLCATA.2008.09.027

关键词:

摘要: Ru-tsdpen (tsdpen=n-(p-toluenesulfonyl)-1,2-diphenylethylenediamine) derived catalyst was firstly immobilized in the magnetic siliceous mesocellular foam material. this heterogeneous afforded high catalytic activities and ee values asymmetric transfer hydrogenation of imine hcooh-et(3)n system aromatic ketones aqueous hcoona. furthermore, showed an excellent durability can be reused conveniently by external magnet for at least nine times without noticeable loss values. (c) 2008 published elsevier b.v.

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