Thiocyanate is an inorganic chemical compound with the formula SCN. It is sometimes referred to as the thiocyanato anion or the rhodanide anion. Thiocyanate has several synonyms, including sulfocyanate, thiocyanic acid, thiocyanogen, and sulphocyanic acid. These terms are used interchangeably to describe this chemical compound in various scientific contexts. Thiocyanate is an important chemical that is commonly found in a variety of industrial and laboratory applications. For example, it is often used in the mining industry, as well as in the production of pharmaceuticals and synthetic polymers. Despite its many and varied uses, the potential toxicity of thiocyanate is an ongoing concern, and research into its properties and effects on human health is ongoing.