PHYLLAMYRICINS A-C, 3 NOVEL LIGNANS FROM PHYLLANTHUS-MYRTIFOLIUS

被引:30
作者
LIN, MT
LEE, SS
LIU, KCSC
机构
[1] School of Pharmacy, College of Medicine, National Taiwan University, Taipei, Taiwan 100
来源
JOURNAL OF NATURAL PRODUCTS-LLOYDIA | 1995年 / 58卷 / 02期
关键词
D O I
10.1021/np50116a013
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Six lignans [1-6] of the aryl naphthalene type were isolated during the investigation of chemical constituents of Phyllanthus myrtifolius. Among these, phyllamyricins A [1], B [2], and C [3] are novel natural products. Retrojusticidin B [4] has been synthesized earlier, but was obtained here as the first natural occurrence of this compound. Compounds 5 and 6 were identified as justicidins A and B, respectively. Structural elucidation of the novel compounds was based mainly on nmr spectral analysis, which also led to the complete assignment of the H-1- and C-13-nmr data of compounds 1-4 and 6.
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页码:244 / 249
页数:6
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