Tags: Chemical Compound, Chemical Substance.
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.As of 2000 the compound had yet to be synthesized in bulk but there have been reports of trace synthesis.