1263. Bismuth Chloride Oxide

Nomenclature

CAS number: 7787-59-9
Basic bismuth chloride; bismuth oxychloride; bismuthyl chloride; bismuth “subchloride”; pearl white; blanc d′Espagne; blanc de perle; Chlorbismol.
BiClO; mol wt 260.43.
Bi 80.24%, Cl 13.61%, O 6.14%.
BiOCl.

Description and references

Prepn: Schenk in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 622.

Properties

Fine powder or tetragonal crystals. Melts at low red heat; d 7.72. Practically insol in water, alc; sol in HCl, HNO3.

Use

In face powders; as pigment; manuf artificial pearls, dry-cell cathodes.

Therapeutic Category

Formerly as antisyphilitic.