It further proved that triphosgene replacing the deadly phosgene and diphosgene is feasible.

进一步证明三气替剧毒的气和双气可行性。

This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

本文综气下游精细化学品的开发生产进展,包括二苯酮类、酯类、异氰酸酯类、酰类、碳酸酯类化合物。

The article is about how to use phosgene and p-nitrophenylamine to react in acetic ether's liquefier to produce p-nitro-phenyl isocyanate, Its best technological condition have been discussed.

介绍用气和对硝基苯胺在乙酸乙酯溶剂中反应来制备对硝基异氰酸苯酯的方法，并讨论其最佳工艺条件。