Trirhenium nonachloride

Trirhenium nonachloride
Names
	IUPAC name Rhenium(III) chloride
	Other names Rhenium trichloride
Identifiers
CAS Number	13569-63-6 ;
3D model (JSmol)	Interactive image;
ECHA InfoCard	100.033.610
EC Number	236-987-1;
PubChem CID	83581;
CompTox Dashboard (EPA)	DTXSID8065537 ;
	InChI InChI=1S/3ClH.Re/h3*1H;/q;;;+3/p-3;
	SMILES Cl[Re](Cl)Cl;
Properties
Chemical formula	ReCl3
Molar mass	292.57 g/mol
Appearance	red, crystalline, nonvolatile solid
Density	4800 kg/m3
Melting point	N/A
Boiling point	500 °C (932 °F; 773 K) (decomposes)
Solubility in water	hydrolyzes to form Re2O3.xH2O.
Structure
Crystal structure	Rhombohedral, hR72
Space group	R-3m, No. 166
Molecular shape	(trimeric solid and in solution); (dimeric in acetic acid)
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Corrosive (C)
Safety data sheet (SDS)	External MSDS
Related compounds
Other anions	Rhenium tribromide; Rhenium triiodide
	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

Trirhenium nonachloride is a compound with the formula ReCl₃, sometimes also written Re₃Cl₉. It is a dark red hygroscopic solid that is insoluble in ordinary solvents. The compound is important in the history of inorganic chemistry as an early example of a cluster compound with metal-metal bonds. It is used as a starting material for synthesis of other rhenium complexes.

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