Polyhydroxylated steroidal constituents from the fresh rhizomes of Tupistra yunnanensis | |
Yang, QX; Zhang, YJ![]() | |
刊名 | STEROIDS
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2005-09-01 | |
卷号 | 70期号:10页码:732-737 |
关键词 | Tupistra Yunnanensis Liliaceae Steroidal Saponins Tupistrosides A-f Nmr Spectroscopy Acid Hydrolysis |
ISSN号 | 0039-128X |
DOI | 10.1016/j.steroids.2005.04.003 |
文献子类 | Article |
英文摘要 | Six new polyhydroxylated steroidal saponins, tupistrosides A-F (1-6), together with nine known steroids, were isolated from the fresh rhizomes of Tupistra yunnanensis. Their structures were elucidated to be (25S)-1 beta,4 beta,5 beta-trihydroxy-spirostane-3 beta-yl-O-alpha-L-arabinopyranoside (1), 1 beta,24 beta-dihydroxy-spirost-5,25(27)-dien-3 alpha-yl-O-beta-D-glucopyranoside (2), (22S,25S)- 1 alpha,2 beta,3 alpha,5 alpha-tetrahydroxy-furo-spirostane-26-yl-O-beta-D-glucopyranoside (3), 1 beta,3 alpha,22 xi-trihydroxy-furost-5,25(27)-dien-26-yl O-beta-D-glucopyranoside (4), 26-O-beta-D-glucopyranosyl-1 beta,22-dihydroxy-furost-5-en-3 alpha-yl O-beta-D-glucopyranoside (5) and 22-methoxy-1 beta,2 beta,3 beta,4 beta,5 beta,7 alpha-hexahydroxy-furost-25(27)-en-6-one-26-yl O-beta-D-glucopyranoside (6), respectively, by means of spectroscopic analysis and the results of acid hydrolysis. (c) 2005 Elsevier Inc. All rights reserved. |
学科主题 | Biochemistry & Molecular Biology ; Endocrinology & Metabolism |
WOS关键词 | ASPIDISTRA-ELATIOR BLUME ; SPIROSTANOL SAPOGENINS ; UNDERGROUND PARTS ; GLYCOSIDES ; CHINENSIS ; SAPONINS ; WATTII |
WOS研究方向 | Biochemistry & Molecular Biology ; Endocrinology & Metabolism |
语种 | 英语 |
WOS记录号 | WOS:000231023900007 |
公开日期 | 2012-03-21 |
内容类型 | 期刊论文 |
源URL | [http://ir.kib.ac.cn:8080/handle/151853/4672] ![]() |
专题 | 昆明植物研究所_植物化学与西部植物资源持续利用国家重点实验室 |
作者单位 | Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Peoples R China |
推荐引用方式 GB/T 7714 | Yang, QX,Zhang, YJ,Li, HZ,et al. Polyhydroxylated steroidal constituents from the fresh rhizomes of Tupistra yunnanensis[J]. STEROIDS,2005,70(10):732-737. |
APA | Yang, QX,Zhang, YJ,Li, HZ,&Yang, CR.(2005).Polyhydroxylated steroidal constituents from the fresh rhizomes of Tupistra yunnanensis.STEROIDS,70(10),732-737. |
MLA | Yang, QX,et al."Polyhydroxylated steroidal constituents from the fresh rhizomes of Tupistra yunnanensis".STEROIDS 70.10(2005):732-737. |
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