✦ LIBER ✦

Five New Steroidal Compounds from Ypsilandra thibetica.

✍ Scribed by Bai-Bo Xie; Hai-Yang Liu; Wei Ni; Chang-Xiang Chen; Yang Lue; Li Wu; Qi-Tai Zheng

Publisher: John Wiley and Sons
Year: 2007
Weight: 20 KB
Volume: 38
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200711164

No coin nor oath required. For personal study only.

✦ Synopsis

Abstract

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

📜 SIMILAR VOLUMES

Five New Steroidal Compounds from Ypsila

Five New Steroidal Compounds from Ypsilandra thibetica

✍ Bai-Bo Xie; Hai-Yang Liu; Wei Ni; Chang-Xiang Chen; Yang Lü; Li Wu; Qi-Tai Zheng 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 103 KB

Ypsilactosides A and B, Two New C22-Ster

Ypsilactosides A and B, Two New C22-Steroidal Lactone Glycosides from Ypsilandra thibetica

✍ Yi Lu; Bai-Bo Xie; Chang-Xiang Chen; Wei Ni; Yan Hua; Hai-Yang Liu 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 German ⚖ 183 KB 👁 1 views

## Abstract Two new C~22~‐steroidal lactone glycosides, ypsilactosides A (**1**) and B (**2**), were isolated from the EtOH extract of the whole plant of __Ypsilandra thibetica.__ Their structures were established as (3__β__,5__α__,16__β__,20__S__)‐3,16‐dihydroxy‐6‐oxopregnane‐20‐carboxylic acid __

Five New Steroidal Glycosides from Caral

Five New Steroidal Glycosides from Caralluma dalzielii

✍ Masayoshi Oyama; Ibrahim Iliya; Toshiyuki Tanaka; Munekazu Iinuma 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 German ⚖ 81 KB

## Abstract Five new pregnane glycosides, caradalzielosides A–E (**1**–**5**), were isolated from the aerial parts of __Caralluma dalzielii.__ Their structures were elucidated by extensive 1D‐ and 2D‐NMR spectroscopic analysis as well as by HR‐FAB‐MS experiments.

Dysideasterols A—E, Five New Uncommon Po

Dysideasterols A—E, Five New Uncommon Polyhydroxylated Steroids from the South China Sea Sponge Dysidea sp.

✍ Xiao-Chun Huang; Yue-Wei Guo; Ernesto Mollo; Guido Cimino 📂 Article 📅 2005 🏛 John Wiley and Sons ⚖ 13 KB 👁 1 views

Suberoretisteroids A—E, Five New Uncommo

Suberoretisteroids A—E, Five New Uncommon Polyoxygenated Steroid 24-Ketals from the Hainan Gorgonian Suberogorgia reticulata

✍ Wen Zhang; Yue-Wei Guo; Margherita Gavagnin; Ernesto Mollo; Guido Cimino 📂 Article 📅 2005 🏛 John Wiley and Sons ⚖ 17 KB

Suberoretisteroids A–E, Five New Uncommo

Suberoretisteroids A–E, Five New Uncommon Polyoxygenated Steroid 24-Ketals from the Hainan Gorgonian Suberogorgia reticulata

✍ Wen Zhang; Yue-Wei Guo; Margherita Gavagnin; Ernesto Mollo; Guido Cimino 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 German ⚖ 90 KB

## Abstract Five new uncommon polyoxygenated steroids, namely suberoretisteroids A–E (**1**–**5**), were isolated from the gorgonian __Suberogorgia reticulata__, never studied so far. The structures and relative configurations of these new compounds were elucidated on the basis of extensive spectra