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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| Names | |
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| IUPAC name
Diiodine oxide
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| Systematic IUPAC name
Iodo hypoiodite[1] | |
| Other names
Iodine hypoiodide, diiodooxidane, diiodine monoxide, hypoiodous anhydride
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| Identifiers | |
3D model (JSmol)
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| I2O | |
| Molar mass | 269.808 g/mol |
| Related compounds | |
Related compounds
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Preparation
editDiiodine oxide can be prepared by reacting iodine with potassium iodate (KIO3) in 96% sulfuric acid and then extracting it into chlorinated solvents.[2]
Reactions
editDiiodine oxide reacts with water to form hypoiodous acid:
- I2O + H2O → 2 HIO
References
edit- ^ "Epoxy-iodide".
- ^ a b 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.