Phosphaalkyne
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16 sectionsContents
- Synthesis
- From phosphine gas
- By elimination reactions
- Elimination of hydrogen halides
- Elimination of chlorotrimethylsilane
- Elimination of hexamethyldisiloxane
- By rearrangement of a putative phospha-isocyanide
- Other methods
- Structure and bonding
- Reactivity
- Cycloaddition reactivity
- Oligomerization
- Uncatalyzed
- Metal-mediated
- See also
- References
thumb|right|Molecular structure of , a phosphaalkyne.
In chemistry, a phosphaalkyne (IUPAC name: alkylidynephosphane) is an organophosphorus compound containing a triple bond between phosphorus and carbon with the general chemical formula . Phosphaalkynes are the heavier congeners of nitriles, though, due to the similar electronegativities of phosphorus and carbon, possess reactivity patterns reminiscent of alkynes. Due to their high reactivity, phosphaalkynes are not found naturally on earth, but the simplest phosphaalkyne, phosphaethyne () has been observed in the interstellar medium.