1281. Bismuth Subacetate

Nomenclature

CAS number: 5142-76-7
(Acetyloxy)oxobismuthine; acetic acid basic bismuth salt; bismuth acetate basic; bismuth acetate oxide; bismuth oxide acetate; bismuthyl acetate.
C2H3BiO3; mol wt 284.02.
C 8.46%, H 1.06%, Bi 73.58%, O 16.90%.
CH3COOBiO.

Description and references

Prepn: Hofmann, Ann. 223, 110 (1884); Aurivillius, Acta Chem. Scand. 9, 1213 (1955). Crystal structure: Aurivillius, loc. cit.

Properties

Thin crystal plates. Slight acetic odor. Practically insol in water. Sol in glacial acetic acid, dil HCl or HNO3.