Naringenin Cas number: 480-41-1 Herb Source: From flower bud of Prunus yedoensis Mats. Synonyms:4’,5,7-trihydroxyflavanone; naringetol; salipurpol Molecular Formula and Molecular Weight : C15H12O5 272.25 Melting Point and solubility: mp251Soluble in alcohol, ether and benzene. almost insoluble in water. Brief: white needle, belongs to the flavonoid. Pharmacology: antisepsis, anti-inflammatory, anti-cancer, antioxidation antispasmodic, choleretic activity.