PIPERIDINIUM TETRATHIOTUNGSTATE AS SULFUR TRANSFER REAGENT - SYNTHESIS OF CYCLIC DISULFIDES

被引:18
作者
DHAR, P [1 ]
CHIDAMBARAM, N [1 ]
CHANDRASEKARAN, S [1 ]
机构
[1] INDIAN INST SCI,DEPT ORGAN CHEM,BANGALORE 560012,KARNATAKA,INDIA
关键词
D O I
10.1021/jo00032a019
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Piperidinium tetrathiotungstate has been found to react with a number of 1,n-dihalo compounds to afford the corresponding cyclic disulfides in good yields, under mild reaction conditions. This new methodology has been used as a key step in the synthesis of (+/-)-lipoic acid (35) and asparagusic acid (37).
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页码:1699 / 1702
页数:4
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