CHEBI:37965 - 2H-pyran-2-one

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name 2H-pyran-2-one
ChEBI ID CHEBI:37965
ChEBI ASCII Name 2H-pyran-2-one
Definition The simplest member of the class of 2-pyranones that is 2H-pyran with an oxo substituent at position 2.
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:37964, CHEBI:26450
Supplier Information
Download Molfile XML SDF
Formula C5H4O2
Net Charge 0
Average Mass 96.08406
Monoisotopic Mass 96.02113
InChI InChI=1S/C5H4O2/c6-5-3-1-2-4-7-5/h1-4H
InChIKey ZPSJGADGUYYRKE-UHFFFAOYSA-N
SMILES O=c1cccco1
ChEBI Ontology
Outgoing 2H-pyran-2-one (CHEBI:37965) is a 2-pyranones (CHEBI:75885)
Incoming 6-[2-(2,4-dihydroxy-6-methylphenyl)-2-oxoethyl]-4-hydroxy-pyran-2-one (CHEBI:74295) has functional parent 2H-pyran-2-one (CHEBI:37965)
prosolanapyrone (CHEBI:38237) has functional parent 2H-pyran-2-one (CHEBI:37965)
IUPAC Name
2H-pyran-2-one
Synonyms Sources
2-oxo-2H-pyran NIST Chemistry WebBook
2-pyranone ChemIDplus
2-pyrone NIST Chemistry WebBook
5-hydroxy-2,4-pentadienoic acid δ-lactone ChemIDplus
α-pyrone NIST Chemistry WebBook
coumalin NIST Chemistry WebBook
pyran-2-one ChEBI
Registry Numbers Types Sources
1511 Beilstein Registry Number Beilstein
504-31-4 CAS Registry Number ChemIDplus
504-31-4 CAS Registry Number NIST Chemistry WebBook
Last Modified
10 October 2013