Feasibility of Chemical Modification of Terminalia Catappa L. Kernel Oil Methyl Ester Using Epoxidation-Esterification Approach, for Possible Use as Bio-Transformer Oil – Physicochemical Characterization, Kinetics and Thermodynamics

2021 ◽  
Author(s):  
Chinedu M. Agu ◽  
Matthew C. Menkiti ◽  
Albert C. Agulanna ◽  
Emeka L. Udokporo ◽  
Solomon O. Iwu-Ejike ◽  
...  
2021 ◽  
Author(s):  
Samuel O. Egbuna ◽  
Ukeh J. Nwachukwu ◽  
Chinedu M. Agu ◽  
Christain O. Asadu ◽  
Bernard Okolo

Author(s):  
José Luiz Francisco Alves ◽  
Jean Constantino Gomes da Silva ◽  
Guilherme Davi Mumbach ◽  
Rennio Felix de Sena ◽  
Ricardo Antonio Francisco Machado ◽  
...  

2017 ◽  
Vol 169 ◽  
pp. 108-116 ◽  
Author(s):  
Liqing Wei ◽  
Umesh P. Agarwal ◽  
Kolby C. Hirth ◽  
Laurent M. Matuana ◽  
Ronald C. Sabo ◽  
...  

1997 ◽  
Vol 75 (3) ◽  
pp. 262-275 ◽  
Author(s):  
Lifu Ma ◽  
David Dolphin

Starting from pheophorbide a methyl ester (5), a degradation product of chlorophyll a, routes for the preparation of 3-vinylporphyrins 6 and 9 and of an [A,C]-divinylporphyrin 16 are described. These porphyrins were obtained as a result of chemical modification of 5 on ring D and the exocyclic ring E. Diels–Alder reactions of these (di)vinylporphyrins with dimethyl acetylenedicarboxylate, to afford new regiochemically pure benzoporphyrin derivatives 29 and 30 and dibenzoporphyrin derivative 33 for potential use as sensitizers in photodynamic therapy of tumors, were also investigated. Keywords: Diels–Alder, (di)vinylporphyrins, (di)benzoporphyrins, photodynamic therapy, chlorophyll.


Authorea ◽  
2020 ◽  
Author(s):  
Chinedu Agu ◽  
Samuel Egbuna ◽  
Christian Asadu ◽  
Ukeh Nwachukwu ◽  
Bernad Okolo

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