Nomenclature
CAS number: 1314-86-9
Tetraphosphorus triselenide.
P
4Se
3; mol wt 360.78.
P 34.34%, Se 65.66%.
Description and references
Prepn: Meyer, Z. Anorg.
Chem. 30, 258 (1902); 61B, 1807
(1928); Irgolic et al., Inorg.
Chem. 4, 1421 (1965).
Properties
Orange-red crystals. Irritating odor. mp 245-246°. d 1.31. bp 360-400°. Phosphoresces at 160°.
Flammable when heated in air. Dec in moist air. Sol in carbon tetrachloride,
carbon disulfide, chloroform, benzene, toluene, acetone, acetylene
dichloride, acetylene trichloride.