Charge transfer vs. proton transfer in the excited-state dynamics of biomimetic pyranoflavylium cations

Autor: Eli M. Espinoza, John A. Clark, Cassio Pacheco da. Silva, James B. Derr, Gustavo Thalmer de Medeiros Silva, Mimi K. Billones, Maryann Morales, Frank H. Quina, Valentine I. Vullev

Publikováno v: Journal of Photochemistry and Photobiology, Vol 10, Iss , Pp 100110- (2022)

Pyranoflavylium cations are synthetic analogues of pyranoanthocyanin, colored pigments, formed from grape anthocyanins during the maturation of red wines. Studies of a series of monosubstituted pyranoflavylium cations, ranging from methoxy (PF+-OMe)

Externí odkaz: https://doaj.org/article/d35cc8c149c44680b5f070e317fe2e57

Photophysics and Electrochemistry of Biomimetic Pyranoflavyliums: What Can Bioinspiration from Red Wines Offer?

Autor: Eli Misael Espinoza, John Anthony Clark, Mimi Karen Billones, Gustavo Thalmer de Medeiros Silva, Cassio Pacheco da Silva, Frank Herbert Quina, Valentine Ivanov Vullev

Publikováno v: Photochem; Volume 2; Issue 1; Pages: 9-31
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Natural dyes and pigments offer incomparable diversity of structures and functionalities, making them an excellent source of inspiration for the design and development of synthetic chromophores with a myriad of emerging properties. Formed during matu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b4d10c716d0e8841bef052819d9fdcc2
https://pubmed.ncbi.nlm.nih.gov/35075451