Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound
Autor(a) principal: | |
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Data de Publicação: | 2017 |
Outros Autores: | , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) |
Texto Completo: | http://hdl.handle.net/10316/45024 https://doi.org/10.3762/bjoc.13.212 |
Resumo: | Fisetin is a natural antioxidant with a wide range of nutraceutical properties, including antidiabetic, neuroprotecting, and suppression or prevention of tumors. The present work describes the preparation of a water-soluble, solid inclusion compound of fisetin with gamma-cyclodextrin (γ-CD), a cyclic oligosaccharide approved for human consumption. A detailed physicochemical analysis of the product is carried out using elemental analysis, powder X-ray diffraction (PXRD), Raman, infrared and 13C{1H} CP-MAS NMR spectroscopies, and thermal analysis (TGA) to verify fisetin inclusion and to present a hypothetical structural arrangement for the host-guest units. The antioxidant activity of the γ-CD·fisetin inclusion compound is evaluated by the DPPH assay. |
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Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) |
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7160 |
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Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compoundFisetin is a natural antioxidant with a wide range of nutraceutical properties, including antidiabetic, neuroprotecting, and suppression or prevention of tumors. The present work describes the preparation of a water-soluble, solid inclusion compound of fisetin with gamma-cyclodextrin (γ-CD), a cyclic oligosaccharide approved for human consumption. A detailed physicochemical analysis of the product is carried out using elemental analysis, powder X-ray diffraction (PXRD), Raman, infrared and 13C{1H} CP-MAS NMR spectroscopies, and thermal analysis (TGA) to verify fisetin inclusion and to present a hypothetical structural arrangement for the host-guest units. The antioxidant activity of the γ-CD·fisetin inclusion compound is evaluated by the DPPH assay.2017-01-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articlehttp://hdl.handle.net/10316/45024http://hdl.handle.net/10316/45024https://doi.org/10.3762/bjoc.13.212engPais, Joana M.Barroca, Maria JoãoMarques, M. P. M.Almeida Paz, Filipe A.Braga, Susana S.info:eu-repo/semantics/openAccessreponame:Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)instname:Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informaçãoinstacron:RCAAP2021-11-11T12:55:30Zoai:estudogeral.uc.pt:10316/45024Portal AgregadorONGhttps://www.rcaap.pt/oai/openaireopendoar:71602024-03-19T20:56:06.733658Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) - Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informaçãofalse |
dc.title.none.fl_str_mv |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
title |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
spellingShingle |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound Pais, Joana M. |
title_short |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
title_full |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
title_fullStr |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
title_full_unstemmed |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
title_sort |
Solid-state studies and antioxidant properties of the γ-cyclodextrin·fisetin inclusion compound |
author |
Pais, Joana M. |
author_facet |
Pais, Joana M. Barroca, Maria João Marques, M. P. M. Almeida Paz, Filipe A. Braga, Susana S. |
author_role |
author |
author2 |
Barroca, Maria João Marques, M. P. M. Almeida Paz, Filipe A. Braga, Susana S. |
author2_role |
author author author author |
dc.contributor.author.fl_str_mv |
Pais, Joana M. Barroca, Maria João Marques, M. P. M. Almeida Paz, Filipe A. Braga, Susana S. |
description |
Fisetin is a natural antioxidant with a wide range of nutraceutical properties, including antidiabetic, neuroprotecting, and suppression or prevention of tumors. The present work describes the preparation of a water-soluble, solid inclusion compound of fisetin with gamma-cyclodextrin (γ-CD), a cyclic oligosaccharide approved for human consumption. A detailed physicochemical analysis of the product is carried out using elemental analysis, powder X-ray diffraction (PXRD), Raman, infrared and 13C{1H} CP-MAS NMR spectroscopies, and thermal analysis (TGA) to verify fisetin inclusion and to present a hypothetical structural arrangement for the host-guest units. The antioxidant activity of the γ-CD·fisetin inclusion compound is evaluated by the DPPH assay. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-01-01 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://hdl.handle.net/10316/45024 http://hdl.handle.net/10316/45024 https://doi.org/10.3762/bjoc.13.212 |
url |
http://hdl.handle.net/10316/45024 https://doi.org/10.3762/bjoc.13.212 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.source.none.fl_str_mv |
reponame:Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) instname:Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação instacron:RCAAP |
instname_str |
Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação |
instacron_str |
RCAAP |
institution |
RCAAP |
reponame_str |
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) |
collection |
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) |
repository.name.fl_str_mv |
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) - Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação |
repository.mail.fl_str_mv |
|
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1799133846153723905 |