Synonyms: Lanthanum,tris(1,1,1,5,5,5-hexafluoro-2,4-pentanedionato)- (7CI); Lanthanum,tris(1,1,1,5,5,5-hexafluoro-2,4-pentanedionato-O,O')-, (OC-6-11)-; Lanthanum,tris(1,1,1,5,5,5-hexafluoro-2,4-pentanedionato-kO,kO')-, (OC-6-11)- (9CI); Lanthanum hexafluoroacetylacetonate; Lanthanumtris(hexafluoroacetylacetonate); NSC 174338; Tris(hexafluoroacetylacetonato)lanthanum