1. A colorless, liquid organic compound with the formula C₅H₁₁N; a six-membered heterocyclic amine used in the synthesis of pharmaceuticals and other chemicals.
Usage: chemistry; technical

Examples

• Piperidine is commonly used as a building block in pharmaceutical synthesis.
• The chemist added piperidine to the reaction mixture to facilitate the formation of the desired compound.
• Piperidine derivatives are found in many prescription medications.
• The laboratory stored piperidine in a sealed container due to its volatile nature.
• Researchers studied the reactivity of piperidine with various electrophiles.