11 Phosphorus Triiodide Uses: Facts You Should Know!

Phosphorus Triiodide having the chemical formula PI3 is an unstable inorganic compound. Let us explore some of the facts of PI3.

PIapplications in different sectors;

  • Research industry.
  • Electrical industry.

In this article, we will discuss some of the properties of PI3.

Research industry

  • Secondary or primary alcohols are converted to alkyl iodides by using this PI3 in the laboratory.
  • In di-phosphorus tetraiodide synthesis PI3 is used.
  • In organic reductions, PI3 is employed.
  • As a powerful deoxygenating agent PI 3 is used in research and laboratories.
  • For the manufacturing of phosphoric acid PI3 is used.
  • Iodopyrazines’ are synthesized by PI3.
  • In numerous substitution reactions, PI3 is used.; For example, hydroxyl group substitution from alcohol.
  • In electrolytes PI3 is used as a charge carrier for dye-sensitized solar cells as it is a root of triiodide.
  • For the  synthesis of  cyclic phosphorochloridite esters PI3 reacts with diols such as a 1,4-butane diol, diethylene glycol.
  • For the structure, activity relationship studies of dithiaphospholes PI3 are used.
  • As a deoxygenating agent, as well as deactivator PI3,is used.

Electrical industry

In semiconductors PI3 is used for the synthesis of black phosphate crystals, as a semiconducting material for optoelectronic applications.

Conclusion

PI3 is prepared by the addition of iodine to the white phosphorous solution in carbon disulfide. It appears as a dark red solid but it is highly unstable to store. It can decompose in water and has a melting point of 61.2 °C. Most nucleophilic reactions employed by this PI3. It can reduce sulfoxides to sulfides.

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