3-Iodo-4-chalcogen-2H-benzopyran as a convenient precursor for the sonogashira cross-coupling: synthesis of 3-alkynyl-4-chalcogen-2H-benzopyrans

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Bibliographic Details
Published in:Tetrahedron letters 2010-01, Vol.51 (1), p.36-39
Main Authors: Sperança, Adriane, Godoi, Benhur, Souza, Ana C.G., Zeni, Gilson
Format: Article
Language:English
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ISSN:0040-4039
DOI:10.1016/j.tetlet.2009.09.058