Asymmetric catalysis.: Part 127:: Enantioselective desymmetrization of 2-n-butyl-4,7-dihydro-1,3-dioxepin with (η6-arene)ruthenium(II) half-sandwich complexes

被引:26
作者
Brunner, H [1 ]
Prommesberger, M [1 ]
机构
[1] Univ Regensburg, Inst Anorgan Chem, D-93040 Regensburg, Germany
关键词
D O I
10.1016/S0957-4166(98)00329-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
(eta(6)-Arene)ruthenium half-sandwich complexes are highly active and stereoselective catalysts in the enantioselective desymmetrization of 2-n-butyl-4,7-dihydro-1,3-dioxepin to give 2-n-butyl-4,5-dihydro-1,3-dioxepin. Enantioselectivities up to 61% ee were achieved. The temperature and solvent dependence of the catalysis as well as the activation of the catalyst were investigated. (C) 1998 Elsevier Science Ltd. All rights reserved.
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页码:3231 / 3239
页数:9
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