Various reagents for effecting halogenodemethoxylation of methoxy substituted polynitro-phenyl and -biphenyl systems have been investigated, and the preferred procedures for achieving chloro- and bromo-demethoxylation in high yield have been identified.
已经研究了用于实现甲氧基取代的多
硝基苯基和-
联苯基系统的卤代甲氧基化的各种试剂,并且已经确定了以高收率实现
氯-和
溴-脱甲氧基化的优选方法。