SYNTHESES OF STRYCHNOS-TYPE AND ASPIDOSPERMATAN-TYPE ALKALOIDS .5. TOTAL SYNTHESES OF (+/-)-ECHITAMIDINE AND 20-EPI- AND 19-EPI-20-EPI-ECHITAMIDINE

被引:22
作者
KUEHNE, ME
BROOK, CS
FRASIER, DA
XU, F
机构
[1] Department of Chemistry, University of Vermont, Burlington
关键词
D O I
10.1021/jo00099a029
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Intramolecular Diels-Alder reactions, at two stages in the reaction sequence, provided total syntheses of the racemate of the hypotensive alkaloid echitamidine (8) and of its C-19,20 and C-20 epimers 9a and 9b.
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页码:5977 / 5982
页数:6
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