Synthesis of 4-(1,4,6-oxadithiocan-5-yl)-1H-pyrazoles

被引:0
|
作者
L. K. Papernaya
A. A. Shatrova
G. G. Levkovskaya
机构
[1] Russian Academy of Sciences,Favorskii Irkutsk Institute of Chemistry, Siberian Branch
来源
关键词
Pyrazole; Trimethyl; Aqueous Ammonia; Boron Trifluoride; Pyrazole Ring;
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暂无
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学科分类号
摘要
1,3,5-Trialkyl-1H-pyrazole-4-carbaldehydes reacted with 2,2′-oxydiethanethiol in the presence of chloro(trimethyl)silane as dehydrating agent at room temperature to give 4-(1,4,6-oxadithiocan-5-yl)-1H-pyrazole hydrochlorides which were converted into the corresponding free bases by treatment with 5% aqueous ammonia.
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页码:526 / 529
页数:3
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