Term Name:	2H-pyran-2-one
Synonyms:	2-oxo-2H-pyran, 2-pyranone, 2-pyrone, 2H-pyran-2-one, 5-hydroxy-2,4-pentadienoic acid delta-lactone, alpha-pyrone, coumalin, pyran-2-one
Definition:	The simplest member of the class of 2-pyranones that is 2H-pyran with an oxo substituent at position 2.
Ontology:	ChEBI [CHEBI:37965]  ( EBI )