Hafnium tetrachloride

Hafnium(IV) chloride
Names
	IUPAC names Hafnium(IV) chloride; Hafnium tetrachloride
Identifiers
CAS Number	13499-05-3 ;
3D model (JSmol)	Interactive image;
ChemSpider	34591 ;
ECHA InfoCard	100.033.463
PubChem CID	37715;
UNII	CNZ9V5JM5H ;
CompTox Dashboard (EPA)	DTXSID0065513 ;
	InChI InChI=1S/4ClH.Hf/h41H;/q;;;;+4/p-4 Key: PDPJQWYGJJBYLF-UHFFFAOYSA-J ; InChI=1/4ClH.Hf/h41H;/q;;;;+4/p-4 Key: PDPJQWYGJJBYLF-XBHQNQODAR;
	SMILES Cl[Hf](Cl)(Cl)Cl;
Properties
Chemical formula	HfCl4
Molar mass	320.302 g/mol
Appearance	white crystalline solid
Density	3.89 g/cm3
Melting point	432 °C (810 °F; 705 K)
Solubility in water	decomposes
Vapor pressure	1 mmHg at 190 °C
Structure
Crystal structure	Monoclinic, mP10
Space group	C2/c, No. 13
Lattice constant	a = 0.6327 nm, b = 0.7377 nm, c = 0.62 nm
Coordination geometry	4
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	irritant and corrosive
Flash point	Non-flammable
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	2362 mg/kg (rat, oral)
Safety data sheet (SDS)	MSDS
Related compounds
Other anions	Hafnium tetrafluoride; Hafnium(IV) bromide; Hafnium(IV) iodide
Other cations	Titanium(IV) chloride; Zirconium(IV) chloride
	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

Hafnium(IV) chloride is the inorganic compound with the formula HfCl₄. This colourless solid is the precursor to most hafnium organometallic compounds. It has a variety of highly specialized applications, mainly in materials science and as a catalyst.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.