A facile S-transalkylation of 2,2′-bipyridine alkyl sulfides -: a new tool for the synthesis of annulated biheterocycles

被引:18
作者
Branowska, D [1 ]
Rykowski, A [1 ]
Wysocki, W [1 ]
机构
[1] Univ Podlasie, Dept Chem, PL-08110 Siedlce, Poland
关键词
S-transalkylation; annulated dicluaternary 2,2 '-bipyridinium salts;
D O I
10.1016/j.tetlet.2005.07.062
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A simple and efficient synthesis of annulated 2,2'-bipyridinium salts with attached dihydrothiazole or dihydro-1,3-thiazine rings has been developed through tandem S-transalkylation/intramolecular ring closure of 2,2'-bipyridine alkyl sulfides. The structures were confirmed by X-ray crystallographic analysis. (c) 2005 Elsevier Ltd. All rights reserved.
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页码:6223 / 6226
页数:4
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