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以化合物XB作为中间体,通过一步反应,得到苯并香豆素衍生物DB.通过吸收光谱,研究了化合物DB对不同金属离子的识别能力.结果表明,化合物DB可以对Cu~(2+)按照化学计量比1:1发生识别作用.
The compound DB was used as the intermediate to obtain the benzocoumarin derivative DB by one-step reaction. The recognition ability of the compound DB to different metal ions was studied by absorption spectra. The results showed that DB In accordance with the stoichiometric 1: 1 recognition occurs.