Chrysoeriol-7-O-β-D-glucopyranoside (1), luteolin-7-O-β-D-glucopyranoside (2), quercetin-3-O-β-D-glucopyranoside (3), quercetin-3-O-β-D-galactopyranoside (4), and quercetin-3-O-α-L-rhamnopyranoside (5) were isolated for ...

The silkworm (Bombyx mori L.) droppings were extracted with 80% aqueous MeOH, and the concentrated extract was partitioned in succession with EtOAc, n-BuOH, and H_2O. From the EtOAc fraction, five megastigmane sesquiterpenes ...

A new lignan, (7R,7'R,8R,8'R)-8-hydroxypinoresinol 8-O-β-D-glucopyranoside 4'-methyl ether (7), was isolated from the flowers of Osmanthus fragrans var. aurantiacus along with six known lignans: (+)-phillygenin (1), phillyrin ...

1H-Nuclear magnetic resonance (NMR) spectrometry was applied to the quantitative analysis of coumarins in theroots of Angelica gigas without any chromatographic purification. The experiment was performed by the analysis ...