The isomer ratio of o-MNT to p-MNT,the degree of dinitration and the ratio of 2,6-DNT to 2,4-DNT have been investigated in the mononitration product of toluene by mixed acid.

通反应条件,研究了硝硫混酸硝剂对甲苯一段硝产物的邻对异构体比例、二硝程度及2,6-二硝基甲苯与2,4-二硝基甲苯生成比例的影响。

Two different kinds of palladium complexes of nitrogen containing polymere havebeen prepared and their catalytic actions for p -nitro -methyl benzfene have been invertigeted.

制备了两种不同的含氮高分-合物，并研究了它们对对硝基甲苯的催活性。

There are lots of phenolic byproducts in the production of mononitrotoluene,which have high toxicity and are difficult to be treated.

一硝基甲苯是生产多种精细工产品生产的中间体,工业用途广泛。