CYCLOADDITION OF AZOMETHINE YLIDES DERIVED FROM 3,4-DIHYDRO-6,7-DIMETHOXY-3-METHOXYCARBONYLISOQUINOLINE

被引:9
|
作者
LAKHLIFI, T [1 ]
SEDQUI, A [1 ]
LAUDE, B [1 ]
AN, ND [1 ]
VEBREL, J [1 ]
机构
[1] UNIV FRANCHE COMTE,CHIM ORGAN LAB,16 ROUTE GRAY,F-25030 BESANCON,FRANCE
关键词
CYCLIC AZOMETHINE YLIDE; AZABICYCLIC COMPOUNDS; STEREOCHEMISTRY;
D O I
10.1139/v91-172
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Three azomethine ylide precursors including the methyl 3,4-dihydro-6,7-dimethoxyisoquinoline-3-carboxylate moiety were synthesized. The 1,3-dipolar species formed from these products react with activated dipolarophilic olefines leading diastereospecifically to derivatives of 4',5'-dimethoxy-1,2-benzo-4,7-imino-4-methoxycarbonyl-1-cycloheptene. Proton magnetic resonance data allowed the determination of the stereochemistry of the cycloadducts.
引用
收藏
页码:1156 / 1160
页数:5
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