J, Krishna and A, Gopi Krishna Reddy and G, Satyanarayana
(2014)
Palladium-catalyzed selective α-arylation of ortho -bromoacetophenones.
Synthetic Communications, 44 (14).
pp. 2103-2111.
ISSN 0039-7911
Abstract
Synthesis of 1-(2-bromophenyl)-2-phenylethanones via an intermolecular Pd-catalyzed α-arylation of 1-(2-bromophenyl)ethanones is presented. The method relies on selective C-H activation (α-arylation) of relatively more reactive external iodo-arenes as coupling partners without affecting the bromo-substituent. Moreover, the scope and generality of the method has been well studied by employing the reaction with iodo-arenes as coupling partners bearing electron-withdrawing, simple, and electron-donating groups on the aromatic ring.
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