CAS 14284-89-0 appears in our catalog under these names: Manganese acetylacetonate, Manganese(III) 2,4-pentanedionate, Manganese(III) 2,4-pentanedionate , Manganic acetylacetonate, Manganese(III)acetylacetonate, 97%. Offered by: GLPBio, Chemat, Thermo Scientific (Alfa Aesar), Biosynth, Thermo Scientific (Acros). Available pack sizes: 100g, 250g, 500g, 50g, 10g, 1kg, 5g, 25g.