German

Noun

Phosphine n

1. plural of Phosphin

English

Chemical structure of phosphine, PH₃

Noun

phosphine ‎(countable and uncountable, plural phosphines)

1. (chemistry, uncountable) a toxic gas; hydride of phosphorus, PH₃
2. (chemistry, countable) any alkyl or aryl derivative of this compound, PR₃ (where at least one R is not H)
3. (dyeing) chrysaniline, often in the form of a salt

Usage notes

• Any specific substituted phosphine is named as a phosphane, e.g. methylphosphane.

Synonyms

• phosphane
• phosphorus hydride
• phosphureted hydrogen

Derived terms

Related terms

• phosphazene, phosphazine

Translations