Acetone (systematically named propanone) is the organic compound with the formula (CH₃)₂CO. It is a colorless, volatile, flammable liquid, and is the simplest k

Acetone (systematically named propanone) is the organic compound with the formula (CH₃)₂CO. It is a colorless, volatile, flammable liquid, and is the simplest ketone. Wikipedia What were the "complex organic molecules" that were observed.