Cyclohexanone is the organic compound with the formula (CH2)5CO.
The molecule consists of six-carbon cyclic molecule with a ketone functional group.
This colorless oil has an odor reminiscent of that of acetone. Over time, samples of cyclohexanone assume a yellow color.
Cyclohexanone is slightly soluble in water and miscible with common organic solvents. Billions of kilograms are produced annually, mainly as a precursor to nylon.