3,4',5,7-Tetrahydroxyflavone 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)- 5,7,4'-Trihydroxyflavonol 520-18-3 C.I. 75640 Campherol Flavone, 3,4',5,7-tetrahydroxy- Indigo Yellow KAEMPFEROL Kaemferol Kaempherol Kampferol Kampherol Kempferol NSC407289 Nimbecetin Pelargidenolon Populnetin Rhamnolutein Rhamnolutin Robigenin Swartziol Trifolitin