| abstract |
A process suitable for the commercial production of 2- (4-aminophenoxy) -5-aminobiphenyl and its derivatives is provided. The following general formula (In the formula, the substituent X represents an alkyl group having 1 to 6 carbon atoms, the number n of the substituents represents zero or an integer of 1 to 5, and two or more Xs may be the same or different from each other; Represents an amino group and the like, and 2- (4-nitrophenoxy) -5-substituted biphenyl or a derivative thereof is reduced. [Selection figure] None |