Skip to content
phosphonium cation
EntityQ907718· pop 18· linked from 193 articles

phosphonium cation

Sign in to save

Also known as [PH4](+), PH4(+), phosphonium, phosphanium, phosphinium

thumb|140px|right|class=skin-invert|Phosphonium ion 140px|right|thumb|Structure of , the parent phosphonium cation.

Wikidata facts

Mass
35.005062
Show 3 more facts
canonical SMILES
[PH4+]
chemical formula
H₄P⁺
Commons category
Phosphonium ion
Sources (2)

via Wikidata · CC0

~5 min read

Article

12 sections
Contents
  • Types of phosphonium cations
  • Protonated phosphines
  • Tetraorganophosphonium cations
  • Phosphorus pentachloride and related compounds
  • Alkoxyphosphonium salts: Arbuzov reaction
  • Uses
  • Textile finishes
  • Phase-transfer catalysts and precipitating agents
  • Reagents for organic synthesis
  • Ammonia production for "green hydrogen"
  • See also
  • References

thumb|140px|right|class=skin-invert|Phosphonium ion 140px|right|thumb|Structure of , the parent phosphonium cation.

In chemistry, the term phosphonium (more obscurely: phosphinium) describes polyatomic cations with the chemical formula (where R is a hydrogen or an alkyl, aryl, organyl or halogen group). These cations have tetrahedral structures. The salts are generally colorless or take the color of the anions.

Gallery (12)

Connections

Categories