Synthesis of (5R,7S,13S)-13-methoxy-1,6,8-trioxadispiro[4.1.5.3]pentadecane

被引:15
作者
Dorta, RL
Martin, A
Suarez, E
Prange, T
机构
[1] CSIC,INST PROD NAT & AGROBIOL,LA LAGUNA 38206,TENERIFE,SPAIN
[2] UNIV PARIS 11,LURE,F-91405 ORSAY,FRANCE
关键词
D O I
10.1016/0957-4166(96)00227-3
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The synthesis of (5R, 7S, 13S)- and (5S, 7S, 13S)-13-methoxy-1,6,8-trioxadispiro[4.1.5.3] pentadecane from tri-O-acetyl-D-glucal, by a convenient homologation of C-l and C-6 atoms which led to an appropriate dihydroxyl intermediate 7, is reported. The key steps for the construction of the two spiroacetal systems involved a double, step by step, radical abstraction promoted by (diacetoxyiodo)benzene and iodine. Copyright (C) 1996 Elsevier Science Ltd
引用
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页码:1907 / 1910
页数:4
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