91 resultados para phenolic

em Chinese Academy of Sciences Institutional Repositories Grid Portal


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Two new phenolic glycosides, 1-O-benzyl-[5-O-benzoyl-beta-D-apiofuranosyl (1. 2)]-beta-D-glucopyranoside (1), and 4'-hydroxy-7,3'-dimethoxyflavan-5-O-beta-D-glucopyranoside (2), together with nine known flavanones 3 -11, have been isolated from the dried

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Dichotomains A (1) and B (2), two new highly oxygenated phenolic derivatives that feature a spirodilactone moiety in their structures, were isolated from the fronds of Dicranopteris dichotoma. Their structures were elucidated on the basis of NMR and MS sp