Titanium tetraiodide

Titanium tetraiodide

Names
IUPAC name Titanium(IV) iodide
Other names Titanium tetraiodide
Identifiers
CAS Number	7720-83-4 Y
3D model (JSmol)	Interactive image
ChemSpider	99888 Y
ECHA InfoCard	100.028.868
EC Number	231-754-0
PubChem CID	111328
CompTox Dashboard (EPA)	DTXSID8064779
InChI InChI=1S/4HI.Ti/h4*1H;/q;;;;+4/p-4 N Key: NLLZTRMHNHVXJJ-UHFFFAOYSA-J N InChI=1/4HI.Ti/h4*1H;/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:[1]
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). N verify (what is YN ?) 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.^[2] It is an intermediate in the van Arkel–de Boer process for the purification of titanium.