What is "phenylacetone"

n. (context organic compound English) An organic compound, a clear oil used in the manufacture of methamphetamine and amphetamine.

Phenylacetone is an organic compound with the chemical formula CHCHC(O)CH. It is a colorless oil that is soluble in organic solvents. This substance is used in the manufacture of methamphetamine and amphetamine, where it is commonly known as P2P. Due to the illicit uses in clandestine chemistry, it was declared a schedule II controlled substance in the United States in 1980. In humans, phenylacetone occurs as a metabolite of amphetamine via oxidative deamination.