Cavity-directed, highly stereoselective [2+2] photodimerization of olefins withi

2019-07-05 20:53:26

Japan assembled cages Nagoya olefins

责任者: Yoshizawa, Michito;Takeyama, Yoshihisa;Kusukawa, Takahiro;Fujita, Makoto 单位: Japan Sci. and Tech. Corporation, Department of Applied Chemistry, Nagoya University, Nagoya 464-8603, Japan 来源出处: Angewandte Chemie - International Edition,2002,41(8):1347-1349 摘要: Molecular flasks of self-assembled M6L4 nanocages promote the [2+2] photodimerization of olefins in a surprisingly efficient fashion. Thus, the dimerization of acenaphthylenes and naphthoquinones quantitatively proceeded in the cavity with remarkable rate acceleration and perfect regio- and stereo-control (> 98%, see scheme). 关键词: Olefins;Dimerization;Photopolymerization;Stereochemistry;Coordination cages