Novel and efficient oxidative biaryl coupling reaction of alkylarenes using a hypervalent iodine(III) reagent

First facile and efficient oxidative coupling reaction of alkylarenes leading to alkylbiaryls using a combination of hypervalent iodine(III) reagent, phenyliodine(III) bis(trifluoroacetate) (PIFA), and BF(3).Et(2)O has been developed. (C) 2002 Elsevier Science Ltd. All rights reserved.