Synthesis of 2,3-disubstituted pyrazines and quinoxalines by Heck cross-coupling reactions of 2,3-dichloropyrazine and 2,3-dichloroquinoxaline. Influence of the temperature on the product distribution

被引：18
|
作者：
Malik, Imran [1 ]
Hussain, Munawar [1 ]
Ali, Asad [1 ]
Toguem, Serge-Mitherand Tengho [1 ]
Basha, Fatima Z. [2 ]
Fischer, Christine [3 ]
Langer, Peter [1 ,3 ]
机构：
[1] Univ Rostock, Inst Chem, D-18059 Rostock, Germany
[2] Univ Karachi, Int Ctr Chem & Biol Sci, Karachi 32, Pakistan
[3] Univ Rostock, Leibniz Inst Katalyse eV, D-18059 Rostock, Germany
来源：
TETRAHEDRON | 2010年 / 66卷 / 09期
关键词：
Catalysis; Cross-coupling reactions; Pyrazine; Palladium; TUNICATE RITTERELLA-TOKIOKA; HETEROCYCLIC SERIES; BORONIC ACIDS; CEPHALOSTATINS; CHEMISTRY; RITTERAZINES; DERIVATIVES; ALKALOIDS; ESTERS;
D O I：
10.1016/j.tet.2010.01.021
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
Heck cross-coupling reactions of 2,3-dichloropyrazine provide a convenient approach to 2,3-dialkenyl-2-alkenyl-3-alkyl-, and 2,3-dialkylpyrazines depending on the reaction conditions (C) 2010 Elsevier Ltd All rights reserved
引用
收藏
页码：1637 / 1642
页数：6
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