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Lycopodium Alkaloids from Diphasiastrum complanatum
被引:1
|作者:
Tang, Yu
[1
]
Xiong, Juan
[1
]
Hu, Jin-Feng
[1
]
机构:
[1] Fudan Univ, Sch Pharm, Dept Nat Prod Chem, Shanghai 201203, Peoples R China
关键词:
Lycopodium alkaloids;
Diphasiastrum complanatum;
Absolute configuration;
Chemical transformation;
ECD;
LYCODINE-TYPE ALKALOIDS;
STEREOCHEMISTRY;
CLAVOLONINE;
D O I:
暂无
中图分类号:
R914 [药物化学];
学科分类号:
100701 ;
摘要:
One new lycopodine-type Lycopodium alkaloid, dehydroisofawcettiine N-oxide (1) and eleven known analogues (2-12) were isolated from the whole plant of Diphasiastrum complanatum. The new structure was established on the basis of spectroscopic methods, including 2D NMR techniques. The absolute configurations of 2 and its new N-oxide derivative (1) were deduced by chemical transformation combined with Cotton effects in their electronic circular dichroism (ECD) spectra.
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页码:2091 / 2094
页数:4
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