361. Aluminum Selenide

Nomenclature

CAS number: 1302-82-5
Al2Se3; mol wt 290.84.
Al 18.55%, Se 81.45%.

Description and 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.

Use

In prepn of hydrogen selenide; in semiconductor research.