Diiodine_oxide

Diiodine oxide

Diiodine oxide

Chemical compound

This article is about the compound I2O. For the molecule IO, see Iodine monoxide.

Diiodine oxide, also known as iodo hypoiodite, is an oxide of iodine that is equivalent to an acid anhydride of hypoiodous acid. This substance is unstable and it is very difficult to isolate.[2]

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Preparation

Diiodine oxide can be prepared by reacting iodine with potassium iodate (KIO3) in 96% sulfuric acid and then extracting it into chlorinated solvents.[2]

Reactions

Diiodine oxide reacts with water to form hypoiodous acid:

I2O + H2O → 2 HIO

References

  1. [1]
    "Epoxy-iodide".
  2. [2]
    Furrow, Stanley D.; Schmitz, Guy E. (2019-09-01). "I2O in solution and volatility". Chemical Physics Letters. 730: 186–190. Bibcode:2019CPL...730..186F. doi:10.1016/j.cplett.2019.05.052. ISSN 0009-2614. S2CID 191207025.
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