CAS: 7722-64-7 EC No: 231-760-3 MDL No: MFCD00011364 RTECS: SD6475000 UN No: UN1490; Haz Class: 5.1; Packing Group: II Crystalline Molecular Formula: KMnO₄ MW: 158.03 Melting Point: 240° Density (g/mL): 2.71