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Arene and heteroarene carboxylic acids undergo regioselective arylation and vinylation reactions at the positions ortho (cine) and ipso to their carboxyl function under transition-metal catalysis; these reactions are accompanied by carbon-hydrogen and carbon-carbon bond cleavages, respectively. Recent progress in this area is summarized in this article.
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Satoh et al. (2010) studied this question.
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