Record Information
Version1.0
Creation Date2016-05-26 07:19:56 UTC
Update Date2016-11-09 01:21:27 UTC
Accession NumberCHEM036230
Identification
Common Name17alpha,20alpha-Dihydroxycholesterol
ClassSmall Molecule
Description17alpha,20alpha-Dihydroxycholesterol is an intermediate in C21-Steroid hormone metabolism. 17alpha,20alpha-Dihydroxycholesterol is the 8th to last step in the synthesis of Cortolone and is converted from 20alpha-Hydroxycholesterol via the enzyme cytochrome P450 (EC 1.14.99.9). It is then converted to 17alpha-Hydroxypregnenolone via the enzyme cytochrome P450 (EC1.14.15.6).
Contaminant Sources
  • FooDB Chemicals
Contaminant TypeNot Available
Chemical Structure
Thumb
Synonyms
ValueSource
17alpha,20alpha-DihydroxycholesterolHMDB
Chemical FormulaC27H46O3
Average Molecular Mass418.652 g/mol
Monoisotopic Mass418.345 g/mol
CAS Registry NumberNot Available
IUPAC Name(2R,5S,10R,14R,15S)-14-[(2R)-2-hydroxy-6-methylheptan-2-yl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-ene-5,14-diol
Traditional Name(2R,5S,10R,14R,15S)-14-[(2R)-2-hydroxy-6-methylheptan-2-yl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-ene-5,14-diol
SMILES[H]C12CC[C@](O)([C@](C)(O)CCCC(C)C)[C@@]1(C)CCC1([H])[C@@]2([H])CC=C2C[C@@H](O)CC[C@]12C
InChI IdentifierInChI=1S/C27H46O3/c1-18(2)7-6-13-26(5,29)27(30)16-12-23-21-9-8-19-17-20(28)10-14-24(19,3)22(21)11-15-25(23,27)4/h8,18,20-23,28-30H,6-7,9-17H2,1-5H3/t20-,21+,22?,23?,24-,25-,26+,27+/m0/s1
InChI KeyPRZXKPDANWDCNC-IMVKCWHASA-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
  • Cholesterol-skeleton
  • 20-hydroxysteroid
  • 3-hydroxy-delta-5-steroid
  • 3-hydroxysteroid
  • 17-hydroxysteroid
  • Hydroxysteroid
  • 3-beta-hydroxy-delta-5-steroid
  • 3-beta-hydroxysteroid
  • Delta-5-steroid
  • Cyclic alcohol
  • Tertiary alcohol
  • Secondary alcohol
  • Alcohol
  • Organooxygen compound
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External DescriptorsNot Available
Biological Properties
StatusDetected and Not Quantified
OriginNot Available
Cellular LocationsNot Available
Biofluid LocationsNot Available
Tissue LocationsNot Available
PathwaysNot Available
ApplicationsNot Available
Biological RolesNot Available
Chemical RolesNot Available
Physical Properties
StateNot Available
AppearanceNot Available
Experimental Properties
PropertyValue
Melting PointNot Available
Boiling PointNot Available
SolubilityNot Available
Predicted Properties
PropertyValueSource
Water Solubility0.0054 g/LALOGPS
logP5.05ALOGPS
logP4.87ChemAxon
logS-4.9ALOGPS
pKa (Strongest Acidic)13.25ChemAxon
pKa (Strongest Basic)-1.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area60.69 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity123.6 m³·mol⁻¹ChemAxon
Polarizability50.5 ųChemAxon
Number of Rings4ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-0uel-2239400000-41515f4297af4971a848Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (3 TMS) - 70eV, Positivesplash10-00xr-2011249000-a657d6ae561e24b74e38Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0uxr-0003900000-f535ba20543aafa8bd7eSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0fl9-9048500000-57767148817dd16563d3Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0avi-9125000000-7949d9d82d4f9d3b2002Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-014i-0002900000-95b5f04d6c6ec228cfafSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-014s-2485900000-cd3f9e369ac3a24ebfe1Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0079-1194100000-2d013ecd999936b89e11Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0159-1115900000-d5e9dc6e8588fe35bcb9Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0901-7931100000-a6fdc1b6f1d0238eb768Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0006-9720000000-8e7c40e57518c7456edaSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-014i-0000900000-f2cb6399034352e924c8Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-014i-0030900000-99cff478edd24aa7f163Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-07vr-4692300000-68c60377630672ef5050Spectrum
Toxicity Profile
Route of ExposureNot Available
Mechanism of ToxicityNot Available
MetabolismNot Available
Toxicity ValuesNot Available
Lethal DoseNot Available
Carcinogenicity (IARC Classification)Not Available
Uses/SourcesNot Available
Minimum Risk LevelNot Available
Health EffectsNot Available
SymptomsNot Available
TreatmentNot Available
Concentrations
Not Available
DrugBank IDNot Available
HMDB IDHMDB0006764
FooDB IDFDB024067
Phenol Explorer IDNot Available
KNApSAcK IDNot Available
BiGG IDNot Available
BioCyc IDNot Available
METLIN IDNot Available
PDB IDNot Available
Wikipedia LinkNot Available
Chemspider ID167253
ChEBI ID27832
PubChem Compound ID53477898
Kegg Compound IDC05487
YMDB IDNot Available
ECMDB IDNot Available
References
Synthesis ReferenceNot Available
MSDSNot Available
General ReferencesNot Available