Lutetium phosphide
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| IUPACName =
| OtherNames = Phosphanylidynelutetium
| Section1 = {{Chembox Identifiers
| CASNo = 12032-05-2
| CASNo_Ref = {{Cascite|correct|CAS}}
| PubChem = 82822
| ChemSpiderID = 32816392
| SMILES = [Lu+3].[P-3]
| StdInChI= 1S/Lu.P
| StdInChIKey= PQFNNANPDJBCCR-UHFFFAOYSA-N
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| Section2 = {{Chembox Properties
| Lu=1|P=1
| Appearance = Dark crystals
| Density = 8,1
| Solubility = Insoluble
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| Section4 = {{Chembox Structure
| CrystalStruct = cubic
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| Section7 = {{Chembox Hazards
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| Section9 = {{Chembox Related
| OtherAnions = Lutetium nitride
Lutetium arsenide
Lutetium antimonide
Lutetium bismuthide
| OtherCations = Ytterbium phosphide
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Lutetium phosphide is an inorganic compound of lutetium and phosphorus with the chemical formula {{chem|Lu|P}}.{{cite book |title=Toxic Substances Control Act (TSCA) Chemical Substance Inventory. Cumulative Supplement to the Initial Inventory: User Guide and Indices |date=1980 |publisher=United States Environmental Protection Agency. Office of Toxic Substances |page=176 |url=https://books.google.com/books?id=fkkJPwbY93gC&dq=lutetium+phosphide+LuP&pg=RA4-PA176 |access-date=12 December 2021 |language=en}}{{cite web |title=Lutetium Phosphide |url=https://www.americanelements.com/lutetium-phosphide-12032-05-2 |publisher=American Elements |access-date=12 December 2021 |language=en}} The compound forms dark crystals, does not dissolve in water.
Synthesis
Heating powdered lutetium and red phosphorus in an inert atmosphere or vacuum:
:{{chem2 | 4 Lu + P4 -> 4 LuP }}
It can also be formed in the reaction of lutetium and phosphine.
Physical properties
Lutetium phosphide forms dark cubic crystals, space group Fm{{overline|3}}m, cell parameters a = 0.5533 nm, with formulas per unit cell Z = 4.{{cite book |last1=Singh |first1=Sanjay Kumar |title=High Pressure Properties of Lutetium Monopnictides (LuX, X = N, P, As) Theoretical Study at High Pressure : Phase Transition, Electronic and Thermal Properties of LuN, LuP and LuAs Compounds |date=2019 |publisher=Scholar's Press |location=Saarbrücken |isbn=9786138913924 |edition=1. Auflage |url=https://www.booklooker.de/B%C3%BCcher/Sanjay-Kumar-VERMA-Singh+High-Pressure-Properties-of-Lutetium-Monopnictides-LuX-X-N-P-As/id/A02uT9cn01ZZG |access-date=12 December 2021 |archive-date=12 December 2021 |archive-url=https://web.archive.org/web/20211212202120/https://www.booklooker.de/B%C3%BCcher/Sanjay-Kumar-VERMA-Singh+High-Pressure-Properties-of-Lutetium-Monopnictides-LuX-X-N-P-As/id/A02uT9cn01ZZG |url-status=dead }}
It is stable in air, does not dissolve in water and reacts actively with nitric acid.
Uses
The compound is a semiconductor used in high power, high-frequency applications, and in laser diodes.{{cite web |title=CAS 12032-05-2 Lutetium Phosphide - Alfa Chemistry |url=https://www.alfa-chemistry.com/product/lutetium-phosphide-cas-12032-05-2-46940.html |publisher=alfa-chemistry.com |access-date=12 December 2021}}
Also used in gamma radiation detectors due to its ability to absorb radiation.
References
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{{Lutetium compounds}}
{{Phosphorus compounds}}
{{Phosphides}}