2-Piperidinone (2-piperidone or δ-valerolactam) is a chemical compound classified as a
lactam
A lactam is a cyclic amide, formally derived from an amino alkanoic acid. The term is a portmanteau of the words ''lactone'' + ''amide''.
Nomenclature
Greek prefixes in alphabetical order indicate ring size:
* α-Lactam (3-atom rings)
* β-Lacta ...
. It is used as an intermediate in the preparation of other chemicals.
References
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