Titanium tetraiodide

Titanium tetraiodide
Names
	IUPAC name Titanium(IV) iodide
	Other names Titanium tetraiodide
Identifiers
CAS Number	7720-83-4 ;
3D model (JSmol)	Interactive image;
ChemSpider	99888 ;
ECHA InfoCard	100.028.868
EC Number	231-754-0;
PubChem CID	111328;
CompTox Dashboard (EPA)	DTXSID8064779 ;
	InChI InChI=1S/4HI.Ti/h41H;/q;;;;+4/p-4 Key: NLLZTRMHNHVXJJ-UHFFFAOYSA-J ; InChI=1/4HI.Ti/h41H;/q;;;;+4/p-4/rI4Ti/c1-5(2,3)4 Key: NLLZTRMHNHVXJJ-CDYINDSBAY;
	SMILES [Ti](I)(I)(I)I;
Properties
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
Structure
Crystal structure	cubic (a = 12.21 Å)
Coordination geometry	tetrahedral
Dipole moment	0 D
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	violent hydrolysis; corrosive
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H314
Precautionary statements	P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
Related compounds
Other anions	Titanium(IV) bromide ; Titanium(IV) chloride ; Titanium(IV) fluoride
Other cations	Silicon tetraiodide ; Zirconium(IV) iodide ; Hafnium(IV) iodide
Related compounds	Titanium(III) iodide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Titanium tetraiodide is an inorganic compound with the formula TiI₄. It is a black volatile solid, first reported by Rudolph Weber in 1863. It is an intermediate in the van Arkel–de Boer process for the purification of titanium.