14284-89-0 17272-66-1 28566-87-2 EINECS 238-188-3 Manganese tris(4-oxopent-2-en-2-oate) Manganese, tris(2,4-pentanedionato-kappaO,kappaO')-, (OC-6-11)- Manganic acetylacetate NSC 82319 Tris(2,4-pentanedionato)manganese