Gold(I,III) chloride

Gold(I,III) chloride
Names
	Systematic IUPAC name tetra-μ-chlorotetrachlorotetragold
	Other names Mixed gold chloride, Tetragold octachloride
Identifiers
CAS Number	62792-24-9 ;
3D model (JSmol)	Interactive image; Interactive image;
PubChem CID	139092506;
	InChI InChI=1S/4Au.4ClH.4Cl/h;;;;41H;;;;/q;;2+2;;;;;;;;/p-4 Key: NWBJVUUFMJPGPV-UHFFFAOYSA-J ;
	SMILES Cl[Au]1(Cl)[Cl][Au][Cl][Au](Cl)(Cl)[Cl][Au][Cl]1; [Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Au+].[Au+].[Au+3].[Au+3];
Properties
Chemical formula	Au; 4Cl; 8
Molar mass	1071.490 g mol−1
Appearance	black crystals
	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

Gold(I,III) chloride is the inorganic compound with the chemical formula Au₄Cl₈. It is a mixed valence compound as it contains gold in two oxidation states; square-planar gold(III) and almost linear gold(I). The compound, which is black, is photosensitive as well as air- and moisture-sensitive.