CONVENIENT GENERATION OF 1-PROPYNYLLITHIUM - ONE-POT SYNTHESIS OF ACETYLENIC CARBINOLS FROM 1,2-DIBROMOPROPANE AND ALDEHYDES AND KETONES

被引:12
作者
GRIBBLE, GW
JOYNER, HH
SWITZER, FL
机构
[1] Department of Chemistry, Dartmouth College, Hanover
基金
美国国家科学基金会;
关键词
D O I
10.1080/00397919208021126
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Treatment of 1,2-dibromopropane (1) with 3 equiv of lithium diisopropylamide (-60-degrees to 0-degrees-C, THF) generates 1-propynyllithium (2), which with aldehydes or ketones affords acetylenic carbinols 3 in 82-96% yields.
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页码:2997 / 3002
页数:6
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