A new flavonoid glycoside 1, along with seven known compounds (2–8), was isolated from Viburnum macrocephalum f. keteleeri by repeated column chromatography. Its structure was identified as apigenin-7-O-[6-O-(5-methoxy-3-hydroxy-3-methyl-5-oxovaleryl)]-β-D-glucopyranoside (1) by… Click to show full abstract
A new flavonoid glycoside 1, along with seven known compounds (2–8), was isolated from Viburnum macrocephalum f. keteleeri by repeated column chromatography. Its structure was identified as apigenin-7-O-[6-O-(5-methoxy-3-hydroxy-3-methyl-5-oxovaleryl)]-β-D-glucopyranoside (1) by spectral analysis.
               
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