STEREOCONTROLLED ROUTES TO DERIVATIVES OF 3-ALKOXYCARBONYL-2-AMINO-4-ARYL-5-CYANO-6-PHENYL-4H-PYRANS

被引:16
作者
MARTIN, N [1 ]
MARTINEZGRAU, A [1 ]
SEOANE, C [1 ]
MARCO, JL [1 ]
机构
[1] CSIC,INST QUIM ORGAN GEN,E-28006 MADRID,SPAIN
关键词
D O I
10.1016/0957-4166(94)00382-L
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The asymmetric Michael addition of cyanoacetates 2b-e and benzoylacetonitrile 6 to alpha-benzoylcinnamonitrile 3 and alpha-cyanocinnamates 7b-e, respectively, has been studied. The resulting 3-alkoxycarbonyl-2-amino-4-aryl-5-cyano-6-phenyl-4H-pyrans 4b-e have been obtained in moderate diastereomeric excess and good chemical yield.
引用
收藏
页码:255 / 262
页数:8
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