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1·Methods: Nitrogen coupling reaction of the diazonium salt.

方法：通过重氮盐的氮偶联反应。

2·Methods: Nitrogen coupling reaction of the diazonium salt was applied.

方法：通过重氮盐的氮偶联反应。

3·A new triazene compound is synthesized by nitrogen coupling reaction of the diazonium salt.

通过重氮盐的氮偶联反应，合成三氮烯类新试剂。

4·A simple method for preparing m -cresol from m -toluidine via diazonium salt at room temperature using copper salt as a catalyst is proposed.

提出一种以间甲苯胺为原料，在铜盐催化室温条件下，经重氮盐制备间甲苯酚的简单方法。