加氢还原法合成邻苯二胺  

SYNTHESIS OF o PHENYLENEDIAMINE BY MEANS OF HYDROGENATING REDUCTION

作　　者：喻素娟 周飞舟 栾永勤 

机构地区：[1]常州化工研究所

出　　处：《江苏化工》1999年第1期22-23,共2页Jiangsu Chemical Industry

摘　　要：以邻硝基苯胺为原料，采用低压催化加氢还原技术合成邻苯二胺。收率＞９０％，产品质量分数＞９８％，该工艺减少了“三废”污染。Synthesis of o phenylenediamine from o nitroaniline by catalytic hydrogenation at lower pressure was studied. The total yield was over 90%,the purity of the product was over 98% and the wastes were reduced.

关 键 词：邻苯二胺 催化加氢 合成 加氢还原 

分 类 号：TQ246.31[化学工程—有机化工]