Cyclopentanepentone

Cyclopentanepentone

Cyclopentanepentone

Chemical compound

Cyclopentanepentone, also known as leuconic acid, is a hypothetical organic compound with formula C5O5, the fivefold ketone of cyclopentane. It would be an oxide of carbon (an oxocarbon), indeed a pentamer of carbon monoxide.

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As of 2000, the compound had yet to be synthesized in bulk, but there have been reports of trace synthesis.[2][3][4]

Cyclopentanepentone can be viewed as the neutral counterpart of the croconate anion C
5O2−
5.

The compound referred to in the literature and trade as "cyclopentanepentone pentahydrate" (C5O5·5H2O) is probably decahydroxycyclopentane (C5(OH)10).[3][5]

References

  1. [1]
    "CID 12305030 - PubChem Public Chemical Database". The PubChem Project. USA: National Center for Biotechnology Information.
  2. [2]
    Rubin, M. B.; Gleiter, R. (2000). "The Chemistry of Vicinal Polycarbonyl Compounds". Chemical Reviews. 100 (3): 1121–64. doi:10.1021/cr960079j. PMID 11749259.
  3. [3]
    Seitz, G.; Imming, P. (1992). "Oxocarbons and pseudooxocarbons". Chemical Reviews. 92 (6): 1227–1260. doi:10.1021/cr00014a004.
  4. [4]
    Schröder, D.; Schwarz, H.; Dua, S.; Blanksby, S. J.; Bowie, J. H. (1999). "Mass spectrometric studies of the oxocarbons CnOn (n = 3–6)". International Journal of Mass Spectrometry. 188 (1–2): 17–25. Bibcode:1999IJMSp.188...17S. doi:10.1016/S1387-3806(98)14208-2.
  5. [5]
    Person, W. B.; Williams, D. G. (1957). "Infrared Spectra and the Structure of Leuconic Acid and Triquinoyl". Journal of Physical Chemistry. 61 (7): 1017–1018. doi:10.1021/j150553a047.

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