Fatty acid esters of triterpenes from Erythroxylum passerinum

被引:41
作者
Barreiros, ML
David, JM
Pereira, PAD
Guedes, MLS
David, JP
机构
[1] Univ Fed Bahia, Inst Quim, BR-40170290 Salvador, BA, Brazil
[2] Univ Fed Bahia, Inst Biol, BR-40170290 Salvador, BA, Brazil
[3] Univ Fed Bahia, Fac Farm, BR-40170290 Salvador, BA, Brazil
关键词
Erythroxylum passerinum; Erythroxylaceae; fatty acid esters of triterpenes;
D O I
10.1590/S0103-50532002000500021
中图分类号
O6 [化学];
学科分类号
0703 [化学];
摘要
The hexane extract of leaves of Erythroxylum passerinum yielded besides sitosterol, beta-amyrin, lupeol and erythrodiol, beta-amyrin palmitate, 3beta,28-dihydroxy-olean-12-enyl palmitate, 3beta,11beta-dihydroxy-olean-12-enyl palmitate, 3beta-hydroxy-11-oxo-olean-12-enyl palmitate and 3beta-hydroxy-11,12-epoxy-friedoolean-14-enyl palmitate. The structural elucidation of the isolates and of their derivatives were based on spectral data (H-1 and C-13 NMR, IR and MS).
引用
收藏
页码:669 / 673
页数:5
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