TOTAL SYNTHESIS OF (+/-)-ASPIROCHLORINE

被引:43
作者
MIKNIS, GF [1 ]
WILLIAMS, RM [1 ]
机构
[1] COLORADO STATE UNIV,DEPT CHEM,FT COLLINS,CO 80523
关键词
D O I
10.1021/ja00055a025
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(+/-)-Aspirochlorine was synthesized in a diastereoselective fashion from commercially available 5-chlororesorcinol in 13 steps. The synthesis involves an efficient stereoselective cycloaddition reaction of a hydroxamic ester to form the parent spiro[benzofuran-2(3H),2'-piperazine] ring system. In addition the synthesis employs a 2-nitrobenzyl group as an amide protecting group which is easily removed under photolytic conditions.
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页码:536 / 547
页数:12
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