The clean, efficient Pd-catalyzed cross coupling of vinyl, alkynyl and aryl bromides with Markovnikov vinylboranes gives 56–96% yields of the corresponding 1,3-dienes, 1-en-3-ynes and styrenes, with complete retention of configuration observed for the 1,3-dienes.
乙烯基,炔基和芳基
溴化物与Markovnikov
乙烯基硼烷的清洁,有效的Pd催化交叉偶联可产生相应的1,3-二烯,1-en-3-炔和
苯乙烯的56-96%的收率,并观察到完全保留构型1,3-二烯