Double Proton Transfer Induced Twisted Intramolecular Charge Transfer Emission in 2-(4′-N,N-Dimethylaminophenyl)imidazo[4,5-b]pyridine

2013 ◽  
Vol 117 (32) ◽  
pp. 9469-9477 ◽  
Author(s):  
Anasuya Mishra ◽  
Saugata Sahu ◽  
Nihar Dash ◽  
Santosh Kumar Behera ◽  
G. Krishnamoorthy
Keyword(s):  
Charge Transfer ◽  
Proton Transfer ◽  
Intramolecular Charge Transfer ◽  
Twisted Intramolecular Charge Transfer ◽  
Double Proton Transfer

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...

Relay proton transfer triggered twisted intramolecular charge transfer

2015 ◽  
Vol 14 (12) ◽  
pp. 2225-2237 ◽  
Author(s):  
Santosh Kumar Behera ◽  
G. Krishnamoorthy
Keyword(s):  
Charge Transfer ◽  
Proton Transfer ◽  
Intramolecular Charge Transfer ◽  
Dual Emission ◽  
Twisted Intramolecular Charge Transfer ◽  
Protic Solvents

The mechanism for the dual emission of 2-(4′-N,N-dimethylaminophenyl)imidazo[4,5-c]pyridine (DMAPIP-c) in protic solvents was investigated by synthesizing and studying its analogues.

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