| Literature DB >> 15389923 |
Sher Bahadar Khan1, Nighat Afza, Abdul Malik, Azhar ul Haq, Zaheer Ahmed.
Abstract
Ramosine, a new sesquiterpene lactone, was isolated from the chloroform fraction of Amberboa ramosa and the structure was assigned as 4beta-(hydroxymethyl)-3beta,4alpha-dihydroxy-8alpha-[(S)-3-hydroxy-2-ethylenepropionyloxy]-1alphaH, 5alphaH,6betaH,7alphaH,11betaH,11alpha-methylguaia-10(14)-en-6, 12-olide by extensive NMR studies. Copyright 2004 John Wiley & Sons, Ltd.Entities:
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Year: 2004 PMID： 15389923 DOI： 10.1002/mrc.1461
Source DB: PubMed Journal: Magn Reson Chem ISSN： 0749-1581 Impact factor: 2.447