n.光气；碳酰氯
The reaction kinetics of synthesizing aryl isocyanate by aryl amine and phosgene was studied. 研究了芳胺和光气反应生成异氰酸酯的反应动力学。
It further proved that triphosgene replacing the deadly phosgene and diphosgene is feasible. 进一步证明了三光气代替剧毒的光气和双光气可行性。
