Photochromism of the Synthetic 4',7-Dihydroxyflavylium Chloride

The synthetic compound 4',7-dihydroxyflavylium chloride shows an interesting photochromic effect at moderately acidic pH values. Pale yellow solutions of this compound, equilibrated in the dark at pH 3.4, become bright yellow upon irradiation with 313-nm light. Switching off the light, gives ba...

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Detalhes bibliográficos
Autor principal: Figueiredo, Paulo (author)
Outros Autores: Lima, João C. (author), Santos, Helena (author), Wigand, Marie Claude (author), Brouillard, Raymond (author), Maçanita, António L. (author), Pina, Fernando (author)
Formato: article
Idioma:eng
Publicado em: 2018
Texto completo:http://hdl.handle.net/10884/1334
País:Portugal
Oai:oai:repositorio-cientifico.uatlantica.pt:10884/1334