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1·Several kinds of novel extraction solvents were presented which mainly included N - formylmorpholine, dimethyl formamide, etc.

介绍了石油化工领域采用的几种优良抽提剂，包括N-甲酰吗啉、 二甲基甲酰胺等。

2·Using phenol and benzyl chloride as raw materials and n, N-dimethyl formamide (DMF) as solvent, benzyl phenyl ether was synthesized under microwave radiation.

采用微波辐射技术，以苯酚、氢氧化钾和氯化苄为原料，N, N -二甲基甲酰胺为溶剂合成了苄苯醚。