Fe3SCN

Fe3SCN, also known as iron(III) thiocyanate, is a chemical compound with the formula Fe3(SCN)6. It is a coordination complex consisting of three iron(III) ions coordinated by six thiocyanate ligands. The compound is typically prepared by reacting iron(III) salts with potassium thiocyanate in an aqueous solution.

Fe3SCN is a dark red crystalline solid at room temperature. It is soluble in water and polar solvents, but insoluble in non-polar solvents. The compound exhibits a coordination number of six for each iron(III) ion, with the thiocyanate ligands acting as bidentate ligands, coordinating through both the sulfur and nitrogen atoms.

The structure of Fe3SCN is characterized by a trigonal prismatic arrangement of the iron(III) ions, with the thiocyanate ligands bridging between them. This arrangement results in a highly symmetrical and stable complex. The compound is paramagnetic due to the presence of unpaired electrons in the iron(III) ions.

Fe3SCN has been studied for its potential applications in various fields, including catalysis, magnetism, and materials science. Its unique structural and electronic properties make it a valuable compound for further research and development. However, its synthesis and handling require careful attention to safety, as thiocyanates can be toxic and irritating to skin and mucous membranes.