Chromium hexacarbonyl

Chromium hexacarbonyl
Names
	IUPAC name Hexacarbonylchromium
	Other names Chromium carbonyl
Identifiers
CAS Number	13007-92-6 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:33031 ;
ChemSpider	23855 ;
ECHA InfoCard	100.032.579
PubChem CID	518677;
RTECS number	GB5075000;
UNII	920F3EJX2P ;
CompTox Dashboard (EPA)	DTXSID6024830 ;
	InChI InChI=1S/6CO.Cr/c61-2; Key: KOTQLLUQLXWWDK-UHFFFAOYSA-N ; InChI=1/6CO.Cr/c61-2; Key: KOTQLLUQLXWWDK-UHFFFAOYAN;
	SMILES O=C=[Cr](=C=O)(=C=O)(=C=O)(=C=O)=C=O;
Properties
Chemical formula	Cr(CO)6
Molar mass	220.057 g/mol
Appearance	colorless crystals
Density	1.77 g/cm3, solid
Melting point	90 °C (194 °F; 363 K)
Boiling point	210 °C (410 °F; 483 K) (decomposes)
Solubility in water	insoluble
Solubility	soluble in organic solvents
Structure
Crystal structure	orthrhombic
Coordination geometry	octahedral
Dipole moment	0 D
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Toxic
NFPA 704 (fire diamond)	2 1 0
Flash point	210 °C (410 °F; 483 K)
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	150 mg/kg (oral, mouse) ; 230 mg/kg (oral, rat)
	NIOSH (US health exposure limits):
PEL (Permissible)	TWA 1 mg/m3
REL (Recommended)	TWA 0.5 mg/m3
IDLH (Immediate danger)	250 mg/m3
Safety data sheet (SDS)	Oxford MSDS
Related compounds
Related compounds	Molybdenum hexacarbonyl; Tungsten hexacarbonyl; Seaborgium hexacarbonyl; Vanadium hexacarbonyl; Dimanganese decacarbonyl; Dirhenium decacarbonyl; Iron pentacarbonyl; Diiron nonacarbonyl; Triruthenium dodecacarbonyl; Triosmium dodecacarbonyl; Dicobalt octacarbonyl; Tetrarhodium dodecacarbonyl; Tetrairidium dodecacarbonyl; Nickel tetracarbonyl;
	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

Chromium hexacarbonyl (IUPAC name: hexacarbonylchromium) is a chromium(0) organometallic compound with the formula Cr(CO)₆. It is a homoleptic complex, which means that all the ligands are identical. It is a colorless crystalline air-stable solid, with a high vapor pressure.