Four unsymmetrical biphenyl derivatives were synthesized with good yields by the tetrakis(triphenylphosphine) palladium (0) catalysed cross-coupling reaction of arylboronic acid with bromobenzene.

• 芳基硼酸在三苯基膦钯催化下，与溴代芳烃偶联反应，得到较高收率的不对称联苯衍生物。