Eremosides A – C,New Iridoid Glucosides from Eremostachys loasifolia |
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Authors: | Bakhat Ali Rashad Mehmood Uzma Rasheed Mughal Abdul Malik Muhammad Safder Riaz Hussain Muhammad Imran Rasool Bakhsh Tareen |
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Affiliation: | 1. International Center for Chemical and Biological Sciences, H.?E.?J. Research Institute of Chemistry, University of Karachi, Karachi‐75270, Pakistan, (phone: +92‐21‐4824926;2. fax: +92‐21‐4819018‐9);3. Department of Botany, University of Balochistan, Sariab Road, Quetta, Pakistan |
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Abstract: | Eremosides A–C ( 1 – 3 ), three new iridoid glucosides, were isolated from the AcOEt‐soluble fraction of the EtOH extract of the whole plant of Eremostachys loasifolia, along with buddlejoside B ( 4 ), 10‐O‐benzoylcatalpol ( 5 ), and pakiside A ( 6 ) reported for the first time from this species. The structures of these compounds were elucidated by spectroscopic data including 2D‐NMR, FAB‐MS, ESI‐MS, as well as by acid and basic hydrolyses. |
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Keywords: | Eremostachys loasifolia Eremosides A – C Iridoid glucosides Glucosides |
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