نتایج جستجو برای: flavonoids from paracalyx scariosa

تعداد نتایج: 5609256  

Journal: :Pharmaceutical Biology 2003

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Journal: :Ankara Universitesi Eczacilik Fakultesi Dergisi 2003

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Journal: :Anais da Academia Brasileira de Ciências 2004

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Journal: :Revista Virtual de Química 2016

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Journal: :Phytochemistry 2002

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Journal: :Chemistry of Natural Compounds 1973

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Journal: :Arabian Journal of Chemistry 2016

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Journal: :Molecules 2014

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Journal: :Phytochemistry 2002
Paul K Tarus Alex K Machocho Caroline C Lang'at-Thoruwa Sumesh C Chhabra

From the roots of the plant Tephrosia aequilata Baker, five flavonoids were isolated of which, 3,4:8,9-dimethylenedioxypterocarpan is reported for the first time. Its structure and those of the already known flavonoids were established by physical and spectroscopic analysis. Application of 2D NMR techniques was useful for complete characterization of the new pterocarpan as well as the other kno...

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Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2013
Mirosława Krauze-Baranowska Paweł Sowiński Anna Kawiak Barbara Sparzak

Four O-acylated flavonol glycosides, new in the plant kingdom, were isolated from the needles of Pseudotsuga menziesii. Their structures were established by 1D and 2D NMR and MS data as: daglesioside I [kaempferol 3-O-[2",5"-O-(4''',4(IV)-dihydroxy)-beta-truxinoyl]-alpha-L-arabinofuranoside] (1), daglesioside II [kaempferol 3-O-[2",5"-O-(4"'-hydroxy)-beta-truxinoyl]-alpha-L-arabinofuranoside] (...

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