Synonyms: Ytterbium,tris(2,4-pentanedionato)- (6CI,7CI,8CI); Ytterbium,tris(2,4-pentanedionato-O,O')-, (OC-6-11)-; Ytterbium, tris(2,4-pentanedionato-kO,kO')-, (OC-6-11)- (9CI);Tris(2,4-pentanedionato)ytterbium; Tris(acetylacetonato)ytterbium; Ytterbiumacetylacetonate; Ytterbium tris(acetylacetonate)