Bismuth arsenide

Bismuth arsenide is an inorganic compound, with the chemical formula BiAs. Its α-modification and β-modification have been reported in theoretical calculations.

Preparation
Bismuth arsenide can be prepared by reacting bismuth chloride and tris(trimethylsilyl)arsenic in toluene at room temperature:


 * BiCl3 + As[Si(CH3)3]3 → BiAs + 3(CH3)3SiCl