It has been produced in our country, all by oxalyl chloride technological process.For using oxalyl chloride, so it has high price and low occupy in the market.

本文用光气法路进行试验，用廉价的光气代替草酰氯制备异氰酸酯，为了降低成本高收率，我们对杀铃脲的光气法生产路进行了研究、开发和优化。

Aim To validate spectrum analysis of oxalyl fluoride neutral molecule(FCO)2 and study vibrational mode of the two configuration.

到了与光谱分析一致的,草酰氟分子有平面反式和顺式2种构像。