LITHIUM COBALT-BIS-DICARBOLLIDE - A NOVEL LEWIS-ACID CATALYST FOR THE CONJUGATE ADDITION OF SILYL KETENE ACETALS TO HINDERED ALPHA,BETA-UNSATURATED CARBONYL-COMPOUNDS

被引:24
作者
DUBAY, WJ [1 ]
GRIECO, PA [1 ]
TODD, LJ [1 ]
机构
[1] INDIANA UNIV,DEPT CHEM,ERNEST E CAMPAIGNE & MARVIN CARMACK LAB ORGAN CHE,BLOOMINGTON,IN 47405
关键词
D O I
10.1021/jo00102a009
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The novel Lewis acid, lithium cobalt-bis-dicarbollide (1), in which the lithium ion is weakly coordinated to the Co(B9C2H11)(2)(1-)anion, is an effective, soluble catalyst for Mukaiyama-Michael reactions.
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页码:6898 / 6899
页数:2
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