1·In this paper, the synthesis of several azo compounds from diazotized 5 - aminobenzimidazolone and several phenols are studied.
报道了几种由5-氨基苯并咪唑酮为原料与酚偶联形成的偶氮化合物的合成。
2·This paper studies the coupling reaction method of dyeing the wool, i. e. the diazotized wool coupling with Naphtol and the pretreated wool coupling with the diazotized base.
本文探讨了羊毛偶合反应染色新方法，即重氮化羊毛与色酚的偶合染色以及预处理羊毛与重氮化色基的偶合染色。