n.光氣；碳酰氯
The reaction kinetics of synthesizing aryl isocyanate by aryl amine and phosgene was studied. 研究了芳胺和光氣反應生成異氰酸酯的反應動力學。
It further proved that triphosgene replacing the deadly phosgene and diphosgene is feasible. 進一步證明了三光氣代替劇毒的光氣和雙光氣可行性。
