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CHEBI:747138 - 11beta-prostaglandin E2(1-)

Default Structure
ChEBI IDCHEBI:747138
ChEBI Name11beta-prostaglandin E2(1-)
Stars
DefinitionA prostanoid that is the C-11 epimer of PGE2; major species at pH7.3.
Last Modified7 January 2026
Submitterlaimo
DownloadsMolfile
FormulaC20H31O5
Net Charge-1
Average Mass351.463
Monoisotopic Mass351.21770
SMILESCCCCC[C@H](O)/C=C/[C@H]1[C@@H](O)CC(=O)[C@@H]1C/C=C\CCCC(=O)[O-]
InChIInChI=1S/C20H32O5/c1-2-3-6-9-15(21)12-13-17-16(18(22)14-19(17)23)10-7-4-5-8-11-20(24)25/h4,7,12-13,15-17,19,21,23H,2-3,5-6,8-11,14H2,1H3,(H,24,25)/p-1/b7-4-,13-12+/t15-,16+,17+,19-/m0/s1
InChIKeyXEYBRNLFEZDVAW-YUOXZBOXSA-M
ChEBI Ontology
Outgoing Relation(s)
11beta-prostaglandin E2(1-) (CHEBI:747138) is a prostaglandin carboxylic acid anion (CHEBI:59326)
11beta-prostaglandin E2(1-) (CHEBI:747138) is conjugate base of 11β-PGE2 (CHEBI:140932)
Synonyms  Source
11beta-PGE2(1-)SUBMITTER
11-epi-prostaglandin E2(1-)SUBMITTER
(5Z,13E,15S)-9-oxo-11β,15-dihydroxyprosta-5,13-diene-1-oateSUBMITTER
UniProt Name  Source
11beta-prostaglandin E2UniProt