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药用花卉。十七。来自西洋参(Panax quinquefolium L.)花蕾的新达玛烷型三萜糖苷

Medicinal flowers. XVII. New dammarane-type triterpene glycosides from flower buds of American ginseng, Panax quinquefolium L.

作者信息

Nakamura Seikou, Sugimoto Sachiko, Matsuda Hisashi, Yoshikawa Masayuki

机构信息

Kyoto Pharmaceutical University, Misasagi, Kyoto, Japan.

出版信息

Chem Pharm Bull (Tokyo). 2007 Sep;55(9):1342-8. doi: 10.1248/cpb.55.1342.

Abstract

Five new dammarane-type triterpene glycosides, floralquinquenosides A, B, C, D, and E, were isolated from the flower buds of American ginseng, Panax quinquefolium L., together with 18 known dammarane-type triterpene glycosides and 3 flavonoid glycosides. The structures of new floralquinquenosides were elucidated on the basis of chemical and physicochemical evidence.

摘要

从西洋参(Panax quinquefolium L.)的花蕾中分离出5种新的达玛烷型三萜糖苷,即花五叶皂苷A、B、C、D和E,同时还分离出18种已知的达玛烷型三萜糖苷和3种黄酮糖苷。基于化学和物理化学证据阐明了新花五叶皂苷的结构。

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