Ionic liquid promoted regio- and stereoselective addition of thiols to alkynes and alkenes under organic solvent free condition - A green reaction

被引:0
|
作者
Ranu, Brindaban C. [1 ]
Chattopadhyay, Kalicharan [1 ]
Ghosh, Sudip [1 ]
Jana, Ranjan [1 ]
机构
[1] Indian Assoc Cultivat Sci, Dept Organ Chem, Kolkata 700032, India
关键词
Green chemistry; ionic liquid; thiols; alkyne; alkene;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A simple ionic liquid, 1-methyl-3-pentylimidazolium fluoroborate, [pmIm]BF4, promotes anti-Markovnikov addition of thiols to alkynes providing (Z)- and (E)-vinyl sulfides stereoselectively. The addition of thiols to alkenes in presence of-another ionic liquid, [pmim]Br proceeds through anti-Markovnikov manner, whereas the addition to. vinyl ethers and acetates occurs at more electrophilic C-2 position adjacent to oxygen. The products are obtained in high yields.
引用
收藏
页码:1199 / 1204
页数:6
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