Yttrium phosphide

Yttrium phosphide

Names
IUPAC name Phosphanylidyneyttrium
Other names Yttrium phosphide, yttrium(III) phosphide.
Identifiers
CAS Number	12294-01-8
3D model (JSmol)	Interactive image
ChemSpider	74895
EC Number	235-563-3
PubChem CID	83012
InChI InChI=1S/P.Y Key: DWDQAMUKGDBIGM-UHFFFAOYSA-N
SMILES P#[Y]
Properties
Chemical formula	PY
Molar mass	119.87960 g·mol−1
Appearance	Colourless solid
Density	4.35 g/cm3
Melting point	200.78 °C (393.40 °F; 473.93 K)
Boiling point	511.30 °C (952.34 °F; 784.45 K)
Structure
Crystal structure	cubic
Related compounds
Other anions	Yttrium nitride Yttrium(III) arsenide Yttrium(III) antimonide
Other cations	Scandium phosphide Lanthanum phosphide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Yttrium phosphide is an inorganic compound of yttrium and phosphorus with the chemical formula YP. The compound may be also classified as yttrium(III) phosphide.

Synthesis

Heating (500–1000 °C) of pure substances in a vacuum:

${\ce {4Y + P4 -> 4YP}}$

Properties

Yttrium phosphide forms cubic crystals.

Uses

Ytttium phosphide is a semiconductor used in laser diodes, and in high power and frequency applications.