Cyclopentanepentone, also known as leuconic acid, is a hypothetical
organic compound with formula C
5O
5, the fivefold
ketone
In organic chemistry, a ketone is a functional group with the structure R–C(=O)–R', where R and R' can be a variety of carbon-containing substituents. Ketones contain a carbonyl group –C(=O)– (which contains a carbon-oxygen double bo ...
of
cyclopentane. It would be an
oxide
An oxide () is a chemical compound that contains at least one oxygen atom and one other element in its chemical formula. "Oxide" itself is the dianion of oxygen, an O2– (molecular) ion. with oxygen in the oxidation state of −2. Most of the E ...
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.
Related compounds
Cyclopentanepentone can be viewed as the neutral counterpart of the
croconate anion .
The compound referred to in the literature and trade as "cyclopentanepentone pentahydrate" (C
5O
5·5H
2O) is probably
decahydroxycyclopentane (C
5(OH)
10).
References
See also
*
Cyclohexanehexone
Cyclohexanehexone, also known as hexaketocyclohexane and triquinoyl, is an organic compound with formula , the sixfold ketone of cyclohexane. It is an oxide of carbon (an oxocarbon), a hexamer of carbon monoxide.
The compound is expected to be ...
{{Oxides of carbon
Oxocarbons
Hypothetical chemical compounds
Cyclic ketones
Polyketones
Conjugated ketones