ethyl 3"-tert-butyl-4"-diethylamino-4'-(3-hydroxypropyl)-[1,1';3',1"]terphenyl-4-carboxylate 、
sodium hydroxide 、 以are obtained (yield=94%) in the form of a white solid (m.p.=95° C.)的产率得到3"-tert-butyl-4"-diethylamino-4'-(3-hydroxypropyl)-[1,1';3',1"]terphenyl-4-carboxylic acid