Two new prenylated isoflavones from Hedysarum multijugum
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DOI: 10.1080/10286020.2016.1231672
Abstract: Abstract Chemical investigation on the ethyl acetate extract of the roots of Hedysarum multijugum resulted in the isolation of two new prenylated isoflavonoids: 5, 7, 2′-trihydroxy-4′-methoxy-3′-(γ, γ-dimethylallyl) isoflavone (hedysarimisoflavone A, 1) and 5, 7, 2′-trihydroxy-4′-methoxy-6,… read more here.
Keywords: prenylated isoflavones; two new; isoflavones hedysarum; new prenylated ... See more keywords
Two new prenylated coumarins from roots of Zanthoxylum nitidum
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DOI: 10.1080/10286020.2021.1993835
Abstract: Abstract Two new prenylated coumarins, 3'-hydroxytoddanone (1), and isotoddalolactone (2), along with four known analogues (3–6) were isolated from the roots of Zanthoxylum nitidum. Their chemical structures were elucidated based on extensive spectroscopic interpretation and… read more here.
Keywords: coumarins roots; two new; roots zanthoxylum; zanthoxylum nitidum ... See more keywords
Schottiin, a new prenylated isoflavones from Psorothamnus schottii and antibacterial synergism studies between methicillin and fremontone against methicillin-resistant Staphylococcus aureus ATCC 1708.
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DOI: 10.1080/14786419.2021.1937157
Abstract: Bioactivity guided isolation of an ethanol extract of the root of Psoromanthus schottii (Family Fabaceae) afforded a new prenylated isoflavone, named schottiin (5,7,5'-trihydroxy-4'-O-methyl-6'-(3,3-dimethylallyl)-isoflavone) (1), together with four other isoflavones, including fremontone (2), 5,7,4',5'-tetrahydroxy-2'-(3,3-dimethylallyl)-isoflavone (3), glycyrrhisoflavone… read more here.
Keywords: methicillin; staphylococcus aureus; resistant staphylococcus; new prenylated ... See more keywords
New prenylated flavonoid glycosides from the stems of Celastrus orbiculatus with their anti-tumor activities
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DOI: 10.1080/14786419.2021.2022671
Abstract: Abstract Two new prenylated flavonoid glycosides (1-2), together with five known compounds (3-7) were isolated from the EtOAc-soluble extract of the stems of Celastrus orbiculatus. The structures of new compounds were elucidated with spectroscopic and… read more here.
Keywords: prenylated flavonoid; stems celastrus; flavonoid glycosides; celastrus orbiculatus ... See more keywords