DFT/TDDFT Study on the Sensing Mechanism of a Fluorescent Probe for Hydrogen Sulfide: Excited State Intramolecular Proton Transfer Coupled Twisted Intramolecular Charge Transfer

2017 ◽  
Vol 121 (28) ◽  
pp. 5245-5256 ◽  
Author(s):  
Yang Li ◽  
Tian-Shu Chu
Keyword(s):  
Hydrogen Sulfide ◽  
Excited State ◽  
Charge Transfer ◽  
Proton Transfer ◽  
Fluorescent Probe ◽  
Intramolecular Charge Transfer ◽  
Intramolecular Proton Transfer ◽  
Twisted Intramolecular Charge Transfer ◽  
Sensing Mechanism

Theoretical study on the sensing mechanism of chalcone-based fluorescence probe for detecting hydrogen sulfide and biothiols

2021 ◽  
Author(s):  
Yunjian Cao ◽  
Lingling Wang ◽  
Ziqi Liu ◽  
Chaofan Sun ◽  
Yuanzuo Li
Keyword(s):  
Hydrogen Sulfide ◽  
Excited State ◽  
Charge Transfer ◽  
Proton Transfer ◽  
Fluorescent Probe ◽  
Theoretical Study ◽  
Fluorescence Probe ◽  
Intramolecular Charge Transfer ◽  
Intramolecular Proton Transfer ◽  
Twisted Intramolecular Charge Transfer

A fluorescent probe 2′-(2,4-dinitro-phenoxy)-4-(dimethylamino) chalcone (Pr1, Spectrochim. Acta, Part A 2021, 244, 118839)based on the twisted intramolecular charge transfer (TICT) and excited state intramolecular proton transfer (ESIPT) was designed and...

An intramolecular charge transfer and excited state intramolecular proton transfer based fluorescent probe for highly selective detection and imaging of formaldehyde in living cells

The Analyst ◽  
2019 ◽  
Vol 144 (23) ◽  
pp. 6922-6927
Author(s):  
Wen Chen ◽  
Mei Yang ◽  
Na Luo ◽  
Fenglin Wang ◽  
Ru-Qin Yu ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Proton Transfer ◽  
Fluorescent Probe ◽  
Intramolecular Charge Transfer ◽  
Intramolecular Proton Transfer ◽  
Living Cells ◽  
Selective Detection

An intramolecular charge transfer and excited state intramolecular proton transfer based fluorescent probe was developed for highly selective detection of FA.

scholarly journals Ingenious modification of molecular structure effectively regulates excited-state intramolecular proton and charge transfer: a theoretical study based on 3-hydroxyflavone

RSC Advances ◽  
2018 ◽  
Vol 8 (52) ◽  
pp. 29589-29597 ◽  
Author(s):  
Jianhui Han ◽  
Xiaochun Liu ◽  
Chaofan Sun ◽  
You Li ◽  
Hang Yin ◽  
...  
Keyword(s):  
Molecular Structure ◽  
Excited State ◽  
Charge Transfer ◽  
Proton Transfer ◽  
Theoretical Study ◽  
Intramolecular Charge Transfer ◽  
Intramolecular Proton Transfer ◽  
Great Promise ◽  
Fluorescence Sensing

Harnessing ingenious modification of molecular structure to regulate excited-state intramolecular proton transfer (ESIPT) and intramolecular charge transfer (ICT) characteristics holds great promise in fluorescence sensing and imaging.

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