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Record Information
Version1.0
Creation Date2016-09-30 23:27:18 UTC
Update Date2020-05-21 16:28:47 UTC
BMDB IDBMDB0006892
Secondary Accession Numbers
  • BMDB06892
Metabolite Identification
Common Name7a-Hydroxy-5b-cholestan-3-one
Description7a-Hydroxy-5b-cholestan-3-one, also known as 5b-cholestan-7a-ol-3-one, belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core. 7a-Hydroxy-5b-cholestan-3-one is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
5b-Cholestan-7a-ol-3-oneHMDB
5beta-Cholestan-7alpha-ol-3-oneHMDB
7alpha-Hydroxy-5beta-cholestan-3-oneHMDB
Chemical FormulaC27H46O2
Average Molecular Weight402.6529
Monoisotopic Molecular Weight402.349780716
IUPAC Name(2S,9S,15R)-9-hydroxy-2,15-dimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadecan-5-one
Traditional Name(2S,9S,15R)-9-hydroxy-2,15-dimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadecan-5-one
CAS Registry NumberNot Available
SMILES
CC(C)CCCC(C)C1CCC2C3[C@@H](O)CC4CC(=O)CC[C@]4(C)C3CC[C@]12C
InChI Identifier
InChI=1S/C27H46O2/c1-17(2)7-6-8-18(3)21-9-10-22-25-23(12-14-27(21,22)5)26(4)13-11-20(28)15-19(26)16-24(25)29/h17-19,21-25,29H,6-16H2,1-5H3/t18?,19?,21?,22?,23?,24-,25?,26-,27+/m0/s1
InChI KeyHWOOALPDOJHOPO-SENDYOAPSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassCholestane steroids
Direct ParentCholesterols and derivatives
Alternative Parents
Substituents
  • Cholesterol-skeleton
  • 3-oxosteroid
  • Hydroxysteroid
  • Oxosteroid
  • 7-alpha-hydroxysteroid
  • 7-hydroxysteroid
  • Cyclic alcohol
  • Secondary alcohol
  • Ketone
  • Cyclic ketone
  • Organooxygen compound
  • Alcohol
  • Carbonyl group
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
StatusExpected but not Quantified
Origin
  • Endogenous
  • Exogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locations
  • Cell membrane
  • Cytoplasm
  • Membrane
Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP5.53ALOGPS
logP6.42ChemAxon
logS-6.7ALOGPS
pKa (Strongest Acidic)19.99ChemAxon
pKa (Strongest Basic)-0.58ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity120.33 m³·mol⁻¹ChemAxon
Polarizability50.43 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash Key
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-059l-1429000000-36dd7661988002ae7048View in MoNA
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (1 TMS) - 70eV, Positivesplash10-0a4l-4553900000-095eadc0e820bc80b096View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0f79-0019400000-4dd1a559cbcc4562e70dView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0550-3119100000-f5ee2373268e16d7dfa9View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0a4i-3139000000-8871a8cc4f848fcb3ea7View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-0udi-0002900000-36cc7f2c2ca5297e94f2View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0udi-0004900000-2cf478d98ec9f18cfc00View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-00y0-2009000000-56c5e620409babd7e456View in MoNA
Biological Properties
Cellular Locations
  • Cell membrane
  • Cytoplasm
  • Membrane
Biospecimen LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
HMDB IDHMDB0006892
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB024139
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDC05451
BioCyc IDNot Available
BiGG ID45839
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound53477905
PDB IDNot Available
ChEBI ID2290
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in oxidoreductase activity
Specific function:
Not Available
Gene Name:
Not Available
Uniprot ID:
P52898
Molecular weight:
36784.0
Reactions
7a-Hydroxy-5b-cholestan-3-one + NAD → 3a,7a-Dihydroxy-5b-cholestane + NADPdetails
7a-Hydroxy-cholestene-3-one + NADPH → 7a-Hydroxy-5b-cholestan-3-one + NADPdetails