化学
荧光
喹啉
锌
滴定法
乙酰胺
镉
选择性
光诱导电子转移
离子
吸收(声学)
光化学
电子转移
无机化学
有机化学
物理
量子力学
催化作用
声学
作者
Xiaoyan Zhou,Pengxuan Li,Zhaohua Shi,Xiaoliang Tang,Chunyang Chen,Weisheng Liu
出处
期刊:Inorganic Chemistry
[American Chemical Society]
日期:2012-08-20
卷期号:51 (17): 9226-9231
被引量:237
摘要
A fluorescent sensor, N-(quinolin-8-yl)-2-(quinolin-8-yloxy)acetamide (HL), based on 8-aminoquinoline and 8-hydroxyquinoline platforms has been synthesized. This sensor displays high selectivity and sensitive fluorescence enhancement to Cd2+ in ethanol. Moreover, sensor HL can distinguish Cd2+ from Zn2+ via two different sensing mechanisms (photoinduced electron transfer for Cd2+; internal charge transfer for Zn2+). The composition of the complex Cd2+/HL or Zn2+/L– has been found to be 1:1, based on the fluorescence/absorption titration and further confirmed by X-ray crystallography.
科研通智能强力驱动
Strongly Powered by AbleSci AI