693. Antimony Chloride Oxide

Nomenclature

CAS number: 7791-08-4
Chlorooxostibine; antimony oxychloride; basic antimony chloride; powder of Algaroth; Mercurius vitae.
ClOSb; mol wt 173.21.
Cl 20.47%, O 9.24%, Sb 70.30%.
SbOCl.

Description and references

Prepd from SbCl3 and water: Schenk in Handbook of Preparative Inorganic Chemistry vol 1, G. Brauer, Ed. (Academic Press, N.Y., 2nd ed., 1963) p 611.

Properties

Monoclinic crystals or crystalline powder. Hydrolyzed by water to Sb2O3. Sol in HCl, tartaric acid, CS2. Practically insol in alcohol, ether. Heating to 250° results in formation of Sb2O5Cl2; above 320° Sb2O3 is formed.