Base-free oxidation of thiols to disulfides using selenium ionic liquid

被引:90
作者
Thurow, Samuel [1 ]
Pereira, Vanda A. [1 ]
Martinez, Debora M. [1 ]
Alves, Diego [1 ]
Perin, Gelson [1 ]
Jacob, Raquel G. [1 ]
Lenardao, Eder J. [1 ]
机构
[1] Univ Fed Pelotas, LASOL, Inst Quim & Geociencias, BR-96010900 Pelotas, RS, Brazil
关键词
Selenium ionic liquid; Disulfides; Oxidation; SYMMETRICAL DISULFIDES; CATALYTIC-OXIDATION; EFFICIENT CATALYST; ORGANIC-COMPOUNDS; REAGENT; TRANSFORMATION; DICHROMATE; CONVERSION; CLEAVAGE; RECEPTOR;
D O I
10.1016/j.tetlet.2010.11.158
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
We present here the results on the use of 1-n-butyl-3-methylimidazolium methylselenite, [bmim] [SeO2(OCH3)], in the synthesis of symmetrical disulfides starting from thiols. This efficient and improved method is general for aromatic, aliphatic, and functionalized thiols affording the disulfides in good to excellent yields after easy work up. The use of a microwave accelerates the reaction and the [bmim] [SeO2(OCH3)] was reused for further oxidation reactions. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:640 / 643
页数:4
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