Title: Aluminum Selenide
CAS Registry Number: 1302-82-5
Molecular Formula: Al2Se3
Molecular Weight: 290.84
Percent Composition: Al 18.55%, Se 81.45%
Literature References: Prepn from aluminum and selenium: Waitkins, Shutt, Inorg. Synth. 2, 184 (1946); Becher in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 825.
Properties: Yellowish to light-brown powder. d415 3.437. Unstable in air. Decomp in water and acid.
Density: d415 3.437
Use: In prepn of hydrogen selenide; in semiconductor research.