Piperidine is an organic compound with the molecular formula (CH₂)₅NH. This heterocyclic amine consists of a six-membered ring containing five methylene bridges (–CH₂–) and one amine bridge (–NH–). It is a colorless liquid with an odor described as objectionable, and typical of amines.The name comes from the genus name Piper, which is the Latin word for pepper.Although piperidine is a common organic compound, it is best known as a representative structure element within many pharmaceuticals and alkaloids, such as natural-occurring solenopsins