Ketone

Ketone is an organic molecule that has a structure of RC=OR1. It is often made by <a href="Oxidation">oxidation</a> reaction of <a href="Secondary alcohol">secondary alcohol</a>, whereas aldehyde is made by <a href="Oxidation">oxidation</a> reaction of <a href="Primary alcohol">primary alcohol</a>.  Ketone can also be reduced back into the secondary alcohol. In kentone, <a href="Carbonyl group">carbonyl group</a>, which is usually a functional group, is between two of the same or different R groups.

It is used in urine test to determine the level of <a href="Fatty acid">fatty acid</a> in the body. If the level if fatty acid is too high, it will break down in to ketone and present in the <a href="Urine">urine</a>.