ChemInform Abstract: Synthesis of 2,3-Disubstituted Pyrazines and Quinoxalines by Heck...

ChemInform 2010, 41, issue 25 © 2010 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim www.cheminform.wiley-vch.de Pyrazine derivatives R 0550 DOI: 10.1002/chin.201025151 Synthesis of 2,3-Disubstituted Pyrazines and Quinoxalines by Heck Cross-Cou- pling Reactions of 2,3-Dichloropyrazine and 2,3-Dichloroquinoxaline. Influence of the Temperature on the Product Distribution. — Either dialkenyl-, alkenyl-al- kyl-, or dialkyl-substituted pyrazines and quinoxalines are formed under increasing re- action temperatures. — (MALIK, I.; HUSSAIN, M.; ALI, A.; TOGUEM, S.-M. T.; BASHA, F. Z.; FISCHER, C.; LANGER*, P.; Tetrahedron 66 (2010) 9, 1637-1642; Inst. Chem., Univ. Rostock, D-18059 Rostock, Germany; Eng.) — Klein 25- 151

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Transcript of ChemInform Abstract: Synthesis of 2,3-Disubstituted Pyrazines and Quinoxalines by Heck...

Page 1: ChemInform Abstract: Synthesis of 2,3-Disubstituted Pyrazines and Quinoxalines by Heck Cross-Coupling Reactions of 2,3-Dichloropyrazine and 2,3-Dichloroquinoxaline. Influence of the

www.cheminform.wiley-vch.de

Pyrazine derivativesR 0550 DOI: 10.1002/chin.201025151

Synthesis of 2,3-Disubstituted Pyrazines and Quinoxalines by Heck Cross-Cou-pling Reactions of 2,3-Dichloropyrazine and 2,3-Dichloroquinoxaline. Influence of the Temperature on the Product Distribution. — Either dialkenyl-, alkenyl-al-kyl-, or dialkyl-substituted pyrazines and quinoxalines are formed under increasing re-action temperatures. — (MALIK, I.; HUSSAIN, M.; ALI, A.; TOGUEM, S.-M. T.; BASHA, F. Z.; FISCHER, C.; LANGER*, P.; Tetrahedron 66 (2010) 9, 1637-1642; Inst. Chem., Univ. Rostock, D-18059 Rostock, Germany; Eng.) — Klein

25- 151