HIGHLY REGIO AND CHEMOSELECTIVE RING-OPENING OF EPOXIDES WITH TRIMETHYLSILYL AZIDE IN THE PRESENCE OF ALUMINUM ISOPROPOXIDE AND TITANIUM ISOPROPOXIDE

被引:50
作者
SUTOWARDOYO, KI [1 ]
EMZIANE, M [1 ]
LHOSTE, P [1 ]
SINOU, D [1 ]
机构
[1] UNIV LYON 1,SYNTHESE ASYMET LAB,CNRS,43 BLVD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
关键词
D O I
10.1016/S0040-4020(01)86420-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The ring-opening of functionalized epoxides with trimethylsilyl azide in the presence of a catalytic amount of Ti(O-i-Pr)4 or Al(O-i-Pr)3 is described. The reaction is stereospecific and highly regiospecific, leading generally to the formation of the carbon-azido bond on the less substituted carbon. The mechanism of this reaction is also discussed.
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页码:1435 / 1446
页数:12
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