Eudesmane sesquiterpenoids from Pluchea quitoc

被引:28
作者
Guilhon, GMSP [1 ]
Müller, AH [1 ]
机构
[1] Fed Univ Para, Ctr Ciencias Exatas & Nat, Dept Quim, BR-66075970 Belem, Para, Brazil
关键词
Pluchea quitac; compositae; eudesmane sesquiterpenoids;
D O I
10.1016/S0031-9422(97)00556-6
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Two new sesquiterpenoids with an eudesmane carbon skeleton, 3 beta-angeloyloxy-4 beta-hydroxy-7 alpha-H-eudesman-8-one and 3 beta-angeloyloxy-4 beta-acetoxy-7 alpha-hydroxy-eudesm-11-en-8-one, were isolated from the hexane extract of the aerial parts of Pluchea quitoc and characterized mainly by 1D and 2D NMR spectroscopy. 7 beta-H-eudesman-4 alpha,11-diol was also obtained from the same extract and ilicic acid was isolated from the chloroform-soluble fraction of the ethanolic extract. (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:227 / 229
页数:3
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