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An efficient regioselective synthesis of highly functionalized 3-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidines via an isocyanide-based three-component reaction
被引:24
作者:
Esmaeili, Abbas Ali
[1
,2
]
Zangouei, Mandieh
[1
]
Fakhari, Ali Reza
[3
]
Habibi, Azizollah
[4
]
机构:
[1] Univ Birjand, Dept Chem, Birjand, Iran
[2] Ferdowsi Univ Mashhad, Dept Chem, Mashhad, Iran
[3] Shahid Beheshti Univ, Fac Sci, Dept Chem, GC, Tehran, Iran
[4] Univ Tarbiatmoallem, Fac Chem, Tehran 1571914911, Iran
关键词:
2-Imino-1,3-thiazolidin-4-one;
Dialkyl acetylenedicarboxylates;
Alkyl isocyanides;
Thiazolo[3,2-a]pyrimidine;
ASSISTED COMBINATORIAL SYNTHESIS;
ONE-POT SYNTHESIS;
MULTICOMPONENT REACTIONS;
CONVENIENT SYNTHESIS;
DERIVATIVES;
THIAZOLOPYRIMIDINES;
PYRIMIDINE;
LIBRARIES;
ROUTE;
ACID;
D O I:
10.1016/j.tetlet.2012.01.005
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
We present a novel, convenient, and efficient method for synthesizing polysubstituted 3-oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidines via a three-component reaction. The zwitterions generated from the reaction of isocyanides and dialkyl acetylenedicarboxylates react with 2-imino-1,3-thiazolidin-4-one to produce the title compounds in good yields. (C) 2012 Elsevier Ltd. All rights reserved.
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页码:1351 / 1353
页数:3
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