The effects of solvents and its content,reaction time and the mole ratio of raw materials on the yield of p-nitrophenyl isocyanate were studied.

• 以三光气和对硝基苯胺为原料,合成对硝基苯异氰酸酯,考察了溶剂及用量、反应时间和原料配比对收率的影响。