ROCESS FOR PREPARING 3,3',5,5',6,6'-HEXAALKYL-2,2'-BIPHENOLS, 3,3',4,4',5,5'-HEXAALKYL-2,2'-BIPHENOLS AND 3,3',4,4',5,5',6,6'-OCTAALKYL-2,2'-BIPHENOLS

摘要

A process for making a compound of Formula (I) by oxidative coupling of a compound of the formula (II) in the presence of a molecular oxygen-containing gas and a copper-containing catalyst produced by contacting a copper halide salt with an organic diamine compound. Some compounds of the formula (I) are also claimed.