4,4 ', 4 ' manufacturing method null of - triamino 2,5 dimethoxy triphenyl

摘要

PURPOSE: To provide a method for producing 4,4',4"-triamino-2,5- dimethoxytriphenylamine with high productivity. ;CONSTITUTION: This method for production of 4,4',4"-triamino-2,5- dimethoxytriphenylamine is carried out by reducing 2,5-dimethoxy-4,4',4"- trinitrotriphenylamine in the presence of a hydrophilic organic solvent.;COPYRIGHT: (C)1995,JPO