二芳基乙烯
光致变色
荧光
取代基
衍生工具(金融)
光化学
材料科学
席夫碱
分子开关
水溶液中的金属离子
化学
金属
分子
有机化学
光学
高分子化学
冶金
经济
物理
金融经济学
作者
Shouzhi Pu,Zhipeng Tong,Gang Liu,Renjie Wang
摘要
A novel photochromic diarylethene with a salicylidene Schiff base substituent has been synthesized and characterized. The diarylethene could be used as a multi-addressable fluorescence switch when triggered by light, protons and metal ions. As a result, two logic circuits were constructed with the unimolecular platform by using the fluorescence intensity at different wavelengths as outputs and appropriate combinational stimuli of UV/Vis light, TEA/TFA, and Al(III)/EDTA as inputs. Moreover, the diarylethene derivative was found to be highly selective towards Al(III) with significant color and fluorescence changes for potential applications as colorimetric fluorescent chemosensors.
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