三苯胺结构单元中,与氮原子相连的3个苯环具有较高的活性、结构多样性和易裁剪修饰的特性,因此通过在苯环适当的位置外接不同的识别基团,可得到一系列具有特定传感性能的三苯胺类荧光探针分子.系统总结了三苯胺衍生物在金属离子、阴离子和小分子检测中的研究进展,并对探针分子的设计思路、合成方法、应用范围等进行了详细的比较分析,同时对其未来的发展趋势进行了展望.
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