Protostane-Type Triterpenoids from Alisma orientale

被引:16
作者
Li, Hong-Mei [1 ,2 ]
Chen, Xue-Jiao [1 ]
Luo, Dan [1 ]
Fan, Min [1 ]
Zhang, Zhi-Jun [1 ]
Peng, Li-Yan [1 ]
Wu, Xing-De [1 ]
Li, Rong-Tao [2 ]
Ji, Xu [1 ]
Zhao, Qin-Shi [1 ]
机构
[1] Chinese Acad Sci, State Key Lab Phytochem & Plant Resources West Ch, Kunming Inst Bot, Kunming 650201, Yunnan, Peoples R China
[2] Kunming Univ Sci & Technol, Fac Life Sci & Technol, Kunming 650500, Yunnan, Peoples R China
基金
中国国家自然科学基金;
关键词
Alisma orientale; Alismatis Rhizoma; Alismataceae; Protostane triterpenoids; Vasorelaxant activity; 11-BETA-HYDROXYSTEROID DEHYDROGENASE TYPE-1; NOR-DAMMARANE TRITERPENOIDS; ABSOLUTE STEREOSTRUCTURES; 11-BETA-HSD1; INHIBITORS; DYSOXYLUM-HAINANENSE; METABOLIC SYNDROME; RHIZOMA; 23-ACETATE; SESQUITERPENES; DITERPENOIDS;
D O I
10.1002/cbdv.201700452
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Twenty-eight protostane triterpenoids, including a new degraded one (1), nine new ones (2 - 10), and two new natural ones (11 and 12), have been isolated from the dried rhizomes of Alisma orientale. Alisol R (1) was the first 20,21,22,23,24,25,26,27-octanorprotostane triterpenoid. The absolute configurations of 25-methoxyalisol F (2) and 16-hydroperoxyalisol B 23-acetate (3) were determined by X-ray diffraction analysis. In addition, alismaketone-B 23-acetate (28) showed potent vasorelaxant activity on endothelium-intact thoracic aorta rings precontracted with KCl.
引用
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页数:13
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