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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2005-11-16 15:48:42 UTC
Update Date2022-03-07 02:49:00 UTC
HMDB IDHMDB0000332
Secondary Accession Numbers
  • HMDB00332
Metabolite Identification
Common Name18-Oxocortisol
Description18-Oxocortisol belongs to the class of organic compounds known as 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone. Thus, 18-oxocortisol is considered to be a steroid. Based on a literature review a small amount of articles have been published on 18-Oxocortisol.
Structure
Thumb
Synonyms
ValueSource
11b,17,21-Trihydroxy-3,20-dioxo-pregn-4-en-18-alHMDB
11 beta,17 alpha,21-Trihydroxy-3,20-diketo-4-pregnene-18-alHMDB
Chemical FormulaC21H28O6
Average Molecular Weight376.4434
Monoisotopic Molecular Weight376.188588628
IUPAC Name(1S,2R,10S,11S,14S,15R,17S)-14,17-dihydroxy-14-(2-hydroxyacetyl)-2-methyl-5-oxotetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-6-ene-15-carbaldehyde
Traditional Name18-oxocortisol
CAS Registry Number2410-60-8
SMILES
[H][C@@]12CC[C@@](O)(C(=O)CO)[C@]1(C[C@H](O)[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C)C=O
InChI Identifier
InChI=1S/C21H28O6/c1-19-6-4-13(24)8-12(19)2-3-14-15-5-7-21(27,17(26)10-22)20(15,11-23)9-16(25)18(14)19/h8,11,14-16,18,22,25,27H,2-7,9-10H2,1H3/t14-,15-,16-,18+,19-,20+,21+/m0/s1
InChI KeyXUQWWIFROYJHCU-FJNAKSJRSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 21-hydroxysteroids. These are steroids carrying a hydroxyl group at the 21-position of the steroid backbone.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassHydroxysteroids
Direct Parent21-hydroxysteroids
Alternative Parents
Substituents
  • Progestogin-skeleton
  • 21-hydroxysteroid
  • 20-oxosteroid
  • Pregnane-skeleton
  • 18-oxosteroid
  • 3-oxo-delta-4-steroid
  • 3-oxosteroid
  • Oxosteroid
  • 11-beta-hydroxysteroid
  • 11-hydroxysteroid
  • 17-hydroxysteroid
  • Delta-4-steroid
  • Cyclohexenone
  • Alpha-hydroxy ketone
  • Tertiary alcohol
  • Cyclic alcohol
  • Ketone
  • Secondary alcohol
  • Cyclic ketone
  • Organic oxide
  • Organic oxygen compound
  • Primary alcohol
  • Carbonyl group
  • Aldehyde
  • Organooxygen compound
  • Alcohol
  • Hydrocarbon derivative
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
  • C21 steroids (gluco/mineralocorticoids, progestogins) and derivatives (LMST02030194 )
Ontology
Physiological effectNot Available
Disposition
Biological locationRoute of exposureSource
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane
Biospecimen Locations
  • Blood
  • Feces
Tissue Locations
  • Adrenal Cortex
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified0.000827 +/- 0.00004 uMAdult (>18 years old)BothNormal details
FecesDetected but not QuantifiedNot QuantifiedInfant (0-1 year old)Both
Normal
details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedNewborn (0-30 days old)Both
Sepsis
details
Associated Disorders and Diseases
Disease References
Sepsis
  1. Stewart CJ, Embleton ND, Marrs ECL, Smith DP, Fofanova T, Nelson A, Skeath T, Perry JD, Petrosino JF, Berrington JE, Cummings SP: Longitudinal development of the gut microbiome and metabolome in preterm neonates with late onset sepsis and healthy controls. Microbiome. 2017 Jul 12;5(1):75. doi: 10.1186/s40168-017-0295-1. [PubMed:28701177 ]
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB021957
KNApSAcK IDNot Available
Chemspider ID24840619
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID5321
PubChem Compound44263344
PDB IDNot Available
ChEBI ID89213
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceUlick S; Chu M D; Land M Biosynthesis of 18-oxocortisol by aldosterone-producing adrenal tissue. The Journal of biological chemistry (1983), 258(9), 5498-502.
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Yamakita N, Mune T, Morita H, Yasuda K, Miura K, Gomez-Sanchez CE: Plasma 18-oxocortisol levels in the patients with adrenocortical disorders. Clin Endocrinol (Oxf). 1994 May;40(5):583-7. [PubMed:8013138 ]
  2. Gomez-Sanchez CE, Gomez-Sanchez EP, Holland OB: Role of 18-hydroxylated cortisols in hypertension. J Steroid Biochem. 1987;27(4-6):971-5. [PubMed:3320570 ]
  3. Gomez-Sanchez CE, Gill JR Jr, Ganguly A, Gordon RD: Glucocorticoid-suppressible aldosteronism: a disorder of the adrenal transitional zone. J Clin Endocrinol Metab. 1988 Sep;67(3):444-8. [PubMed:2842358 ]
  4. Ulick S, Chu MD: Isolation and identification of an endogenous metabolite of 18-oxocortisol from human urine. J Steroid Biochem. 1987 Jul;28(1):89-94. [PubMed:3613577 ]