An unusual highly sensitive dual-channel bis(salamo)-like chemical probe for recognizing B4O72−, sensing mechanism, theoretical calculations and practical applications
作者:Lu-Mei Pu、Xiao-Xia Li、Rui Chen、Wei-Bing Xu、Hai-Tao Long、Wen-Kui Dong
DOI:10.1016/j.saa.2024.124187
日期:2024.6
A bis(salamo)-like chemical sensor ((1,3)-2-hydroxy-5-methylisophthalaldehyde , -di(3-(((()-(2-hydroxynaphthalen-1-yl)methylene)amino)oxy)propyl) dioxime) was constructed. is capable of recognizing BO in HO/DMF (1:9, v/v) solution by both fluorescent and colorimetric channels, bright green fluorescence was turned on when BO was added to and changed from colorless to yellow in natural light. The detection
一种双(萨拉莫)类化学传感器((1,3)-2-羟基-5-甲基间苯二甲醛,-二(3-(((()-(2-羟基萘-1-基)亚甲基)氨基)氧基)构建了(丙基)二肟)。能够通过荧光和比色通道识别HO/DMF(1:9,v/v)溶液中的BO,加入BO后发出亮绿色荧光,在自然光下由无色变为黄色。检测限为3.21×10 M。该鉴定具有良好的抗干扰能力、快速的响应时间(5 S)和较宽的pH检测范围(pH = 5-12)。通过1H NMR滴定、红外光谱、HRMS谱确定了作用机制,并通过理论计算进一步阐明。豆芽的荧光成像和实际水样的加标回收率测定证明了传感器在BO检测中的实际应用,有望在植物和环境中的BO检测中得到应用。