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Natural Product Research
Formerly Natural Product Letters
Volume 23, 2009 - Issue 14
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Original Articles

Two pregnane oligoglycosides from Marsdenia roylei

Versha Gupta Department of Chemistry, Lucknow University, Lucknow 226007, India
,
Alok Kumar Department of Chemistry, Northern India Engineering College, Sector-II, Dr Akhilesh Das Nagar, Faizabad Road, Lucknow, India
,
Anakshi Khare Department of Chemistry, Lucknow University, Lucknow 226007, India
&
Naveen K. Khare Department of Chemistry, Lucknow University, Lucknow 226007, IndiaCorrespondence[email protected]
Pages 1342-1354 | Received 07 Oct 2008, Accepted 30 Mar 2009, Published online: 30 Jul 2010
 
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Abstract

The structure of pregnane oligoglycosides, namely rocinine (1) and marsdinine (11), which have been isolated from the chloroform soluble extract of the dried stem of Marsdenia roylei, were elucidated using MS, 1H NMR, 13C NMR, 1H–1H COSY, HSQC and TOCSY experiments as well as chemical degradation and derivatisation.

Acknowledgement

The authors thank the Council of Science & Technology, UP, India for financial support.

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