Specification :

Kaempferol
Cas number: 520-18-3
Herb Source: from roots of Kaempferia galanga L.
Synonyms: 3,42,5,7-Tetrahydroxyflavone; rhamnolutein; robigenin; swartziol; trifolitin.
Molecular Formula and Molecular Weight : C15H10O6286.23
Melting Point and solubility: mp276-278also reported as light yellow powder from ethanol-water, mp278-280(dec). Slightly soluble in water, soluble in hot alcohol, ether and alkalies.

Brief: yellow needle, belongs to the flavonol.
Pharmacology: Anti-cancer, anti-epilepsy, Anti-inflammation, Antioxidant antispasmodic, anthelone, AntiulcerCholeretic , diuretic activity and relieving cough.