1. Aim To validate spectrum analysis of oxalyl fluoride neutral molecule(FCO)2 and study vibrational mode of the two configuration.
   结果得到了与光谱分析一致的结果,草酰氟分子有平面反式和顺式2种构像。
2. 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.
   本文用光气法路线进行试验，用廉价的光气代替草酰氯制备异氰酸酯，为了降低成本提高收率，我们对杀铃脲的光气法生产路线进行了研究、开发和优化。

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