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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2005-11-16 15:48:42 UTC
Update Date2022-03-07 02:49:08 UTC
HMDB IDHMDB0001028
Secondary Accession Numbers
  • HMDB01028
Metabolite Identification
Common Name25-Azacholesterol
Description25-Azacholesterol has potent hypocholesterolemic activity. (PMID 14287266 ) It specifically inhibits cholesterol side-chain cleavage resulting in a decrease in steroid hormone production (PMID 5165491 ). Azasteroids may be membrane effectors which, in the case of mitochondria, lead to changes in adenosine triphosphate levels and(or) dehydrogenase activity. Their effects on sterol metabolism, therefore, may be of secondary consideration. (PMID 994744 ). 25-azacholesterol can induce a myotonic state in muscles. (PMID 5009506 ).
Structure
Data?1582752172
Synonyms
ValueSource
(3beta)-24-(dimethylamino)-Chol-5-en-3-olHMDB
24-(dimethylamino)Chol-5-en-3beta-olHMDB
24-(dimethylamino)Chol-5-en-3 beta-olMeSH, HMDB
Chemical FormulaC26H45NO
Average Molecular Weight387.6416
Monoisotopic Molecular Weight387.350115067
IUPAC Name(1S,2R,5S,10S,11S,14R,15R)-14-[(2R)-5-(dimethylamino)pentan-2-yl]-2,15-dimethyltetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-5-ol
Traditional Name25-azacholesterol
CAS Registry Number1973-61-1
SMILES
[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCN(C)C
InChI Identifier
InChI=1S/C26H45NO/c1-18(7-6-16-27(4)5)22-10-11-23-21-9-8-19-17-20(28)12-14-25(19,2)24(21)13-15-26(22,23)3/h8,18,20-24,28H,6-7,9-17H2,1-5H3/t18-,20+,21+,22-,23+,24+,25+,26-/m1/s1
InChI KeyRZPPEFJMRVRCDD-XSLNCIIRSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 25-azasteroids and derivatives. These are azasteroids where the carbon atom at position 25 is replaced by a nitrogen atom.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassAzasteroids and derivatives
Direct Parent25-azasteroids and derivatives
Alternative Parents
Substituents
  • 25-azasteroid
  • 3-hydroxy-delta-5-steroid
  • 3-hydroxysteroid
  • Hydroxysteroid
  • 3-beta-hydroxy-delta-5-steroid
  • 3-beta-hydroxysteroid
  • Delta-5-steroid
  • Cyclic alcohol
  • Tertiary aliphatic amine
  • Tertiary amine
  • Secondary alcohol
  • Organooxygen compound
  • Organonitrogen compound
  • Alcohol
  • Organic nitrogen compound
  • Amine
  • Hydrocarbon derivative
  • Organopnictogen compound
  • Organic oxygen compound
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
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
PropertyValueSource
Water Solubility0.00022 g/LALOGPS
logP5.74ALOGPS
logP5.21ChemAxon
logS-6.3ALOGPS
pKa (Strongest Acidic)18.2ChemAxon
pKa (Strongest Basic)9.79ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area23.47 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity120.52 m³·mol⁻¹ChemAxon
Polarizability50.04 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+195.99331661259
DarkChem[M-H]-193.21331661259
AllCCS[M+H]+202.88732859911
AllCCS[M-H]-199.41332859911
DeepCCS[M-2H]-233.6330932474
DeepCCS[M+Na]+207.930932474
AllCCS[M+H]+202.932859911
AllCCS[M+H-H2O]+200.832859911
AllCCS[M+NH4]+204.832859911
AllCCS[M+Na]+205.432859911
AllCCS[M-H]-199.432859911
AllCCS[M+Na-2H]-201.132859911
AllCCS[M+HCOO]-203.232859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
25-Azacholesterol[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCN(C)C2379.5Standard polar33892256
25-Azacholesterol[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCN(C)C3104.3Standard non polar33892256
25-Azacholesterol[H][C@@]1(CC[C@@]2([H])[C@]3([H])CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCN(C)C3167.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
25-Azacholesterol,1TMS,isomer #1C[C@H](CCCN(C)C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C3217.1Semi standard non polar33892256
25-Azacholesterol,1TBDMS,isomer #1C[C@H](CCCN(C)C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O[Si](C)(C)C(C)(C)C)CC[C@]4(C)[C@H]3CC[C@@]21C3448.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 25-Azacholesterol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0ab9-1109000000-f5ff026e303e1f9361332017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 25-Azacholesterol GC-MS (1 TMS) - 70eV, Positivesplash10-0537-5104900000-019f268d7a583a080fb42017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 25-Azacholesterol GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 10V, Positive-QTOFsplash10-00dr-0009000000-f51472900bc87c0a5f522017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 20V, Positive-QTOFsplash10-009l-1029000000-ce2f5ffd6b9bbae51f142017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 40V, Positive-QTOFsplash10-0pb9-5289000000-31a238e0014232ddab592017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 10V, Negative-QTOFsplash10-000i-0009000000-74f294bbd7bfc4e4a2ac2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 20V, Negative-QTOFsplash10-000i-0009000000-72958248b3206fa61b1c2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 40V, Negative-QTOFsplash10-004l-2009000000-1a9f32b77ddd2fc5611b2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 10V, Positive-QTOFsplash10-000i-0009000000-d3af83736c6337f4138c2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 20V, Positive-QTOFsplash10-0a4v-7279000000-1c3cb8189566196cb2922021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 40V, Positive-QTOFsplash10-0a4i-9810000000-8eb0011e2f4a452bc3362021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 10V, Negative-QTOFsplash10-000i-0009000000-37d8acdc244819d61e092021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 20V, Negative-QTOFsplash10-000i-0009000000-5ff1c6d45a64ff5f57af2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 25-Azacholesterol 40V, Negative-QTOFsplash10-001i-0009000000-eb7f6fb387795c01b9db2021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane (predicted from logP)
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022378
KNApSAcK IDNot Available
Chemspider ID144573
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID5954
PubChem Compound164906
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. COUNSELL RE, KLIMSTRA PD, NYSTED LN, RANNEY RE: HYPOCHOLESTEROLEMIC AGENTS. V. ISOMERIC AZACHOLESTEROLS. J Med Chem. 1965 Jan;8:45-8. [PubMed:14287266 ]
  2. Counsell RE, Lu MC, el-Masry S, Weinhold PA: Inhibition of cholesterol side-chain cleavage by azacholesterols. Biochem Pharmacol. 1971 Oct;20(10):2912-5. [PubMed:5165491 ]
  3. Kabara JJ, Holzschu DL, Catsoulacos DP: Structure-function activity of azasterols and nitrogen-containing steroids. Lipids. 1976 Oct;11(10):755-62. [PubMed:994744 ]
  4. Eberstein A, Goodgold J: Isotonic contraction of induced myotonic muscle of rat: after contraction and prolonged relaxation time. Exp Neurol. 1972 Jan;34(1):183-6. [PubMed:5009506 ]