Tungsten(VI) oxytetrachloride
Tungsten(VI) oxytetrachloride is the inorganic compound with the formula WOCl. This diamagnetic solid is used to prepare other complexes of tungsten. The yellow-green compound is soluble in nonpolar solvents but it reacts with alcohols and water and forms adducts with Lewis bases. Structure. The solid consists of weakly associated square pyramidal monomers. The compound is classified as an oxyhalide. Synthesis and reactions. WOCl is prepared from tungsten trioxide: WOCl is Lewis acidic. It is a precursor to catalysts used for polymerization of alkynes.