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Oxidation of 3,4‐Diaryl‐2,5‐dihydrothiophenes to 3,4‐Diarylthiophenes Using CuBr 2 : Simple and Efficient Preparation of 3,4‐Diarylthiophenes
Author(s) -
Dang Yizhe,
Chen Yi
Publication year - 2007
Publication title -
european journal of organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.825
H-Index - 155
eISSN - 1099-0690
pISSN - 1434-193X
DOI - 10.1002/ejoc.200700779
Subject(s) - chemistry , yield (engineering) , simple (philosophy) , class (philosophy) , combinatorial chemistry , organic chemistry , thermodynamics , epistemology , philosophy , physics
A class of 3,4‐diarylthiophenes was prepared in excellent yield (80–91 %) by oxidation of 3,4‐diaryl‐2,5‐dihydrothiophenes with CuBr 2 . The approach is also available for the synthesis of 3,4‐diarylpyrroles and 3,4‐diarylfuran. (© Wiley‐VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2007)
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