1282. Bismuth Subcarbonate

Nomenclature

CAS number: 5892-10-4
Bismuth carbonate oxide (Bi2(CO3)O2); bismuth oxycarbonate; bismutite.
CBi2O5; mol wt 509.97.
C 2.36%, Bi 81.96%, O 15.69%.
(BiO)2CO3.

Description and references

Prepn: Gmelins, Bismuth (8th ed.) 19, p 178 (1927). Crystal structure, stability and spectral studies: P. Taylor et al., Can. J. Chem. 62, 2863 (1984). Thermal decompn study: H. Henmi et al., Thermochim. Acta 114, 393 (1987). Powder neutron diffraction structural study: C. Greaves, S. K. Blower, Mater. Res. Bull. 23, 1001 (1988). Vibrational spectrum of hemihydrate: G. E. Tobon-Zapata et al., J. Mater. Sci. Lett. 16, 656 (1997). In vitro efficacy vs Campylobacter pylori: K. Vogt et al., Zentralbl. Bakteriol. 273, 33 (1990). Review of pharmaceutical prepns: M. Wesolowski, Arzneim.-Forsch. 28, 372-378 (1978).

Properties

Insol in water.

Derivative

Hemihydrate.

Nomenclature

CAS number: 5798-45-8

Properties

Odorless, tasteless powder. Practically insol in water or alc. Sol in mineral acids, in concd acetic acid.

Use

In admixture with other substances in glazes on ceramics; for pearly surfaces for plastics.

Therapeutic Category

Antacid; antidiarrheal.

Therapeutic Category (Veterinary)

Antidiarrheal.

Keywords

Antacid; Antidiarrheal