CAS No.:82186-77-4 Molecular formula: C30H32Cl3NO Molecular weight:528.94 Property and quality standard-- Accord with China Pharmacopoeia Property: yellow crystal powder;bitter and tasteless, easily soluble in chloroform, slightly soluble in propanol, almost insoluble in ethanol or water. Melting point: 125-131癈 Drying loss: No more than 0.2%. Ignition residue: No more than 0.2%. Heavy metal: Heavy metalNo more than 20 millionth Use: Antimalarial drug Packing:25kg/drum Storage:Sealed