β-Functionalized Dibenzoporphyrins with Mixed Substituents Pattern: Facile Synthesis, Structural, Spectral, and Electrochemical Redox Properties

2019 ◽  
Vol 58 (4) ◽  
pp. 2514-2522 ◽  
Author(s):  
Nitika Grover ◽  
Nivedita Chaudhri ◽  
Muniappan Sankar
2021 ◽  
Vol MA2021-01 (16) ◽  
pp. 740-740
Author(s):  
Sandeep Kumar ◽  
Inderpal Yadav ◽  
Renu Kumari Rohal ◽  
Amir Sohel Bulbul ◽  
Muniappan Sankar

2019 ◽  
Vol 48 (40) ◽  
pp. 15002-15011 ◽  
Author(s):  
Pinki Rathi ◽  
Ray Butcher ◽  
Muniappan Sankar

β-Octasubstituted porphyrins having three different substituents (Ph, Br and NO2) have been synthesized. They exhibited highly red-shifted absorption spectral features with tunable redox properties leading to a very low HOMO–LUMO gap as compared to MTPPs.


2011 ◽  
Vol 15 (09n10) ◽  
pp. 883-889 ◽  
Author(s):  
P. Bhyrappa ◽  
V. Velkannan

A series of 2,3,12,13-tetrabromo-5,10,15,20-tetrakis(4′-substituted phenyl)porphyrins, H2 T(4′-R Ph) PBr4 ( R = OCH3 , t-butyl, H and CO2CH3 ) and their metal ( Co(II) , Cu(II) , and Zn(II) ) complexes were synthesized and their electrochemical redox properties were explored. The plot of E1/2vs. the Hammett parameter (σp) of the substituents (R) follow a fairly linear relationship for the ring centered redox potentials.


Langmuir ◽  
2017 ◽  
Vol 33 (47) ◽  
pp. 13468-13479 ◽  
Author(s):  
Hiroyuki Ueda ◽  
Tomoaki Yoshimura ◽  
Katsuhiko Nishiyama ◽  
Soichiro Yoshimoto

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