Tetraiododiphosphine. can be used as a catalyst.
Diphosphorus tetraiodide is an orange crystalline solid that can be used as a reagent for organic synthesis. It shows a high affinity for oxygen and can be used in substitution of alcohol to form alkyl iodides. It can also be used in the conversion of carboxylic acids to nitriles.
Diphosphorus tetraiodide can be weighed out rapidly in air into vials flushed with nitrogen. Store under nitrogen in the absence of moisture. It should be handled in a fume hood.
