期刊
PHYTOCHEMISTRY
卷 59, 期 7, 页码 731-737出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/S0031-9422(02)00050-X
关键词
mushroom; Scutigeraceae; Albatrellus ovinus; neogrifolin derivatives; 3-hydroxyneogrifolin; 1-formylneogrifolin; 1-formyl-3-hydroxyneogrifolin; two-dimensional NMR; antioxidative activity
Three neogrifolin derivatives, 3-hydroxyneogrifolin, 1-formylneogrifolin and 1-formyl-3-hydroxyneogrifolin along with grifolin and neogrifolin were isolated from the Japanese mushroom Albatrellus ovinas belonging to Scutigeraceae. Their structures were established by a combination of two-dimensional NMR spectroscopic analyses and by chemical synthesis. 3-Hydroxyneogrifolin and 1-formyl-3-hydroxy-neogrifolin showed more potent antioxidative activity properties than either a-tocopherol or BHA. (C) 2002 Elsevier Science Ltd. All rights reserved.
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