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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2005-11-16 15:48:42 UTC
Update Date2022-03-07 02:49:07 UTC
HMDB IDHMDB0000908
Secondary Accession Numbers
  • HMDB00908
Metabolite Identification
Common Name5alpha-Cholestanol
Description5alpha-Cholestanol, also known as cholestanol or dihydrocholesterol, belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core. Thus, 5alpha-cholestanol is considered to be a sterol lipid molecule. 5alpha-Cholestanol is a very hydrophobic molecule, practically insoluble in water, and relatively neutral. 5alpha-Cholestanol is a potentially toxic compound.
Structure
Data?1582752164
Synonyms
Chemical FormulaC27H48O
Average Molecular Weight388.6694
Monoisotopic Molecular Weight388.370516158
IUPAC Name(1S,2S,5S,7S,10R,11S,14R,15R)-2,15-dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadecan-5-ol
Traditional Name(1S,2S,5S,7S,10R,11S,14R,15R)-2,15-dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadecan-5-ol
CAS Registry Number80-97-7
SMILES
[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC[C@@]4([H])C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCC(C)C
InChI Identifier
InChI=1S/C27H48O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h18-25,28H,6-17H2,1-5H3/t19-,20+,21+,22+,23-,24+,25+,26+,27-/m1/s1
InChI KeyQYIXCDOBOSTCEI-QCYZZNICSA-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
  • Cholesterol
  • 3-beta-hydroxysteroid
  • Hydroxysteroid
  • 3-hydroxysteroid
  • Cyclic alcohol
  • Secondary alcohol
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Alcohol
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
Ontology
Not AvailableNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point140.0 - 142.0 °CNot Available
Boiling Point455.53 °C. @ 760.00 mm Hg (est)The Good Scents Company Information System
Water Solubility0.00034 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP10.065 (est)The Good Scents Company Information System
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane (predicted from logP)
Biospecimen Locations
  • Blood
  • Feces
Tissue Locations
  • Brain
  • Eye Lens
  • Fibroblasts
  • Liver
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified9.26 +/- 5.40 uMAdult (>18 years old)BothNormal details
BloodDetected and Quantified2.573-12.864 uMNot SpecifiedNot SpecifiedNormal details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified9.0 +/- 2.5 uMAdult (>18 years old)BothCerebrotendinous xanthomatosis (CTX) details
BloodDetected and Quantified30.6 +/- 1.4 uMAdult (>18 years old)FemaleCirrhosis details
BloodDetected and Quantified60.720-122.726 uMAdult (>18 years old)Male
27-hydroxylase deficiency
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
Associated Disorders and Diseases
Disease References
Cerebrotendinous xanthomatosis
  1. Halperin G, Elisaf M, Leitersdorf E, Harats D: A new method for determination of serum cholestanol by high-performance liquid chromatography with ultraviolet detection. J Chromatogr B Biomed Sci Appl. 2000 Jun 9;742(2):345-52. [PubMed:10901139 ]
  2. Siman-Tov T, Meiner V, Gadoth N: Could steroids mask the diagnosis of cerebrotendinous xanthomatosis? J Neurol Sci. 2006 Apr 15;243(1-2):83-6. Epub 2006 Jan 30. [PubMed:16445943 ]
Cirrhosis
  1. Halperin G, Elisaf M, Leitersdorf E, Harats D: A new method for determination of serum cholestanol by high-performance liquid chromatography with ultraviolet detection. J Chromatogr B Biomed Sci Appl. 2000 Jun 9;742(2):345-52. [PubMed:10901139 ]
Colorectal cancer
  1. Goedert JJ, Sampson JN, Moore SC, Xiao Q, Xiong X, Hayes RB, Ahn J, Shi J, Sinha R: Fecal metabolomics: assay performance and association with colorectal cancer. Carcinogenesis. 2014 Sep;35(9):2089-96. doi: 10.1093/carcin/bgu131. Epub 2014 Jul 18. [PubMed:25037050 ]
Associated OMIM IDs
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB012122
KNApSAcK IDC00053136
Chemspider ID6413
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID5864
PubChem Compound6665
PDB IDNot Available
ChEBI ID86570
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDMDB00000281
Good Scents IDrw1133261
References
Synthesis ReferenceBruce, W. F.; Ralls, J. O. Dihydrocholesterol (b-cholestanol). Organic Syntheses (1937), 17 45-7.
Material Safety Data Sheet (MSDS)Download (PDF)
General References