Two new alkaloids from Crinum asiaticum var. sinicum.
Two new alkaloids from Crinum asiaticum var. sinicum.
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DOI:
10.1248/cpb.59.1545
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发表时间:
2011-12
影响因子:
1.7
通讯作者:
N. Kogure;N. Katsuta;M. Kitajima;H. Takayama
中科院分区:
文献类型:
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作者:
N. Kogure;N. Katsuta;M. Kitajima;H. Takayama
Two new alkaloids (1, 2) were isolated from the whole plants of Crinum asiaticum var. sinicum together with seven known alkaloids. The structures of the new alkaloids were elucidated by spectroscopic analyses and chemical conversions from known alkaloids. New alkaloid 1 was isolated for the first time as a natural product, although it has been prepared as a synthetic product.