A NEW PRENYLATION METHOD USING THE LITHIUM ENOLATE OF PRENAL - REACTION WITH ALDEHYDES AND ALPHA,BETA-UNSATURATED ALDEHYDES

被引：21

作者：

DUHAMEL, L

GUILLEMONT, J

POIRIER, JM

CHABARDES, P

机构：

[1] IRCOF, F-76134 MONT ST AIGNAN, FRANCE

[2] CTR RECH CARRIERES, F-69192 ST FONS, FRANCE

来源：

TETRAHEDRON LETTERS | 1991年 / 32卷 / 35期

关键词：

LITHIUM ENOLATE OF PRENAL; DIHYDROPYRANS; DIENALS; GAMMA-ADDITION; PRENYLATION;

D O I：

10.1016/0040-4039(91)80021-W

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

A gamma-condensation of the enolate of prenal 1 is observed with aldehydes and alpha,beta-unsaturated aldehydes. In this last case, a conjugate addition is obtained. Intermediate dihydropyrans 4 yield dienals 5 by hydrolysis.

引用

页码：4495 / 4498

页数：4

共 26 条

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