1,3-Dioxetanedione

The chemical compound 1,3-dioxetanedione, or 1,3-dioxacyclobutane-2,4-dione, also known as dicarbonic anhydride, is a hypothetical oxide of carbon with formula C2O4. It can be considered a cyclic dimer of carbon dioxide (CO2) or as a double ketone of 1,3-dioxetane (1,3-dioxacyclobutane).

1,3-Dioxetanedione
Skeletal formula of 1,3-dioxetanedione
Names
Preferred IUPAC name
1,3-Dioxetane-2,4-dione[1]
Other names
Dicarbonic anhydride
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C2O4/c3-1-5-2(4)6-1 ☒N
    Key: IUPJSFOHUQGEDR-UHFFFAOYSA-N ☒N
  • O=C1OC(=O)O1
Properties
C2O4
Molar mass 88.018 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)
Infobox references

Theoretical calculations indicate that the compound would be extremely unstable at room temperature (half-life of less than 1.1 μs) but may be stable at −196 °C.[2]

References
  1. "CID 17801328 - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 4 December 2007. Identification and Related Records. Retrieved 7 October 2011.
  2. Errol Lewars (1996), Polymers and oligomers of carbon dioxide: ab initio and semiempirical calculations. Journal of Molecular Structure: THEOCHEM, Volume 363, Number 1, pp. 1–15.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.