Efficient and practical polymeric catalysts for heterogeneous asymmetric dihydroxylation of olefins

被引:76
作者
Song, CE [1 ]
Yang, JW [1 ]
Ha, HJ [1 ]
Lee, SG [1 ]
机构
[1] HANKUK UNIV FOREIGN STUDIES,DEPT CHEM,YONGIN 449791,SOUTH KOREA
关键词
D O I
10.1016/0957-4166(96)00054-7
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
High enantioselectivity (>99% ee) and reactivity in heterogeneous catalytic asymmetric dihydroxylation (AD) of olefins have been achieved using new polymeric cinchona alkaloids containing 1,4-bis(9-O-quininyl)phthalazine ((QN)(2)-PHAL), which can be synthesized more economically than their homogeneous analogue, 1,4-bis(9-O-dihydroquininyl)phthalazine ((DHQ)(2)-PHAL). (C) 1996 Elsevier Science Ltd
引用
收藏
页码:645 / 648
页数:4
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