2-(4-(beta-D-Glucopyranosyloxy)-3-hydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one 20229-56-5 4H-1-Benzopyran-4-one, 2-(4-(beta-D-glucopyranosyloxy)-3-hydroxyphenyl)-3,5,7-trihydroxy- EINECS 243-614-6 Quercetin 4'-O-glucoside Spiraein Spiraein (Acacia) Spiraeosid Spiraeoside