邻甲苯甲腈与对甲苯甲腈合成工艺的进展  

Development in Synthesis of o-and pTolunitrile

作　　者：葛广周[1] 

机构地区：[1]江苏东洋之花化妆品有限责任公司,江苏南通226006

出　　处：《化工时刊》2004年第6期16-19,共4页Chemical Industry Times

摘　　要：简要叙述了邻甲苯甲腈与对甲苯甲腈的性质和用途。综述了邻甲苯甲腈与对甲苯甲腈四大类合成路线 :甲基苯胺重氮化法 ,二甲苯氨氧化法 ,甲基苯甲酸氨化法和甲基苯甲醛肟化脱水法。各大类中又根据其它原料和方法的不同细分出几种方法 ,给出了具体的邻甲苯甲腈与对甲苯甲腈的合成步骤 。The article briefly introdudces the characteristics and applications of o -and p -tolunitrile,the details of four main synthesis ways ,from diazotisation of toluidine,ammoxidation of xylene, amination of toluic acid and dehydration of tolualdoxime are reviewed.According to other different material of each synthesis way and method,several subsection methods are found out in particular.At the same time,it provides their concrete synthesis procedures of o -and p -tolunitrile,and expatiates their characteristics of each synthesis procedure.

关 键 词：邻甲苯甲腈 对甲苯甲腈 合成工艺 甲基苯胺重氮化法 二甲苯氨氧化法 甲基苯甲酸氨化法 甲基苯甲醛肟化脱水法 

分 类 号：TQ246[化学工程—有机化工]