Characteristic

 

Titanium tetraiodide is an inorganic compound with the formula TiI₄. It is a black volatile solid. It is an intermediate in the Van Arkel process for the purification of titanium.

Chemical formula：TiI₄

Molar mass：555.485 g/mol

Appearance：red-brown crystals

Density：4.3 g/cm³

Melting point：150 °C (302 °F; 423 K)

Boiling point：377 °C (711 °F; 650 K)

Solubility in water：hydrolysis

Solubility in other solvents：soluble in CH2Cl2;CHCl3 CS2

Crystal structure：cubic

 

Application

 

Titanium(IV) iodide, anhydrous is used in the CVD of titanium nitride films with optimized characteristics.