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。
To establish a solvent desorption gas chromatography for determining n-Butyl glycidyl ether in the air of workplaces.
目的建立工作场所空气中正丁基缩水甘油醚的溶剂解吸气相色谱测定方法。
The ethanol extract from the twig bark powder of Periploca sepium was suspended in water and successively treated with petroleum ether, ethyl acetate and n-butanol.
将杠柳枝皮粉末的乙醇提取物悬浮于水后，依次用石油醚、乙酸乙酯和正丁醇萃取。
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