Description Ammonium thiocyanate is an inorganic compound with the formula NH4SCN. It is the salt of the ammonium cation and the thiocyanate anion. Basic Info Chemical Name Ammonium Thiocyanate Synonyms Ammonium thiocyanate; Thiocyanic acid, ammonium salt; Ammonium rhodanide; Ammonium thiocyanate concentrate; CAS No. 1762-95-4 Molecular Formula CH4N2S Molecular Weight 76.12090 PSA 65.83000 LogP 0.72118 Properties Appearance & Physical State colourless or white crystals or powder Density 1.3 Boiling Point 146ºC at 760 mmHg Melting Point 149ºC Flash Point 190ºC Water Solubility 163 g/100 mL (20 ºC) Stability Stable. Incompatible with strong acids, strong oxidizing agents. Forms explosive mixtures with lead nitrate. Storage Condition Store at RT. Vapor Pressure 2.86E-06mmHg at 25°C |