ANTIOXIDANT ACTIVITY OF ANTHRAQUINONES ISOLATED FROM LEAVES OF MUEHLENBECKIA HASTULATA (JE SM.) JOHNST. (POLYGONACEAE)

Mellado M.; Madrid, A; Pena-Cortes, H; Lopez R.; Jara, C; Espinoza L.

Abstract

Three anthraquinones, the well known emodin (3) and physcion (6) and the new anthraquinone glycoside emodin-8-beta-D-idopyranoside (7) were isolated from leaves of Muehlenbeckia hastulata. The antioxidant activity of these compounds was measured using the DPPH assay; all three showed weaker antioxidant activity than gallic acid.

Más información

Título según WOS: ANTIOXIDANT ACTIVITY OF ANTHRAQUINONES ISOLATED FROM LEAVES OF MUEHLENBECKIA HASTULATA (JE SM.) JOHNST. (POLYGONACEAE)
Título de la Revista: JOURNAL OF THE CHILEAN CHEMICAL SOCIETY
Volumen: 58
Número: 2
Editorial: 2013
Fecha de publicación: 2013
Página de inicio: 1767
Página final: 1770
Idioma: English
Notas: ISI