The results showed that the IR absorption peak of carbonyl was at 1619.10cm~(-1) compared with that of urea was at 1690.72cm~(-1), which was due to reaction of urea and tetraethyl ammonium chloride.
结果表明,脲和四乙基氯化铵发生反应,使原来脲羰基峰由1 690.72cm~(-1)转移到了1 619.10cm~(-1)。
参考来源 - 配位离子液体的合成与表征及其在汽油模型脱硫中的应用·2,447,543篇论文数据,部分数据来源于NoteExpress
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