3-BROMO-3-METHYL-2-TRIMETHYLSILOXY-1-BUTENE - NEW CYCLO-ADDITION REAGENT

被引:40
作者
SAKURAI, H
SHIRAHATA, A
HOSOMI, A
机构
[1] Department of Chemistry, Faculty of Science, Tohoku University, Sendai
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1979年 / 18卷 / 02期
关键词
D O I
10.1002/anie.197901631
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A facile entry to cycloheptenones and cyclopentanones is provided by the new cyclization reagent (1). Examples are the synthesis of Karahanaenone 2 from isoprene, and of(±)‐α‐cuparenone 4, R = p‐CH3C6H4, from 1‐isopropenyl‐4‐methylbenzene. (Figure Presented.) Copyright © 1979 by Verlag Chemie, GmbH, Germany
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页码:163 / 164
页数:2
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