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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 19:15:25 UTC
Update Date2022-03-07 02:54:05 UTC
HMDB IDHMDB0034415
Secondary Accession Numbers
  • HMDB34415
Metabolite Identification
Common NameWithanolide A
DescriptionWithanolide A belongs to the class of organic compounds known as withanolides and derivatives. These are c28 steroids structurally characterized by an ergostane skeleton usually functionalized at carbons 1, 22 and 26 to form a lactone ring. Thus, withanolide a is considered to be a sterol lipid molecule. Withanolide A is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Data?1563862560
Synonyms
ValueSource
(+)-Withanolide aHMDB
6,7-Epoxy-5,20-dihydroxy-1-oxowitha-2,24-dienolideHMDB
Chemical FormulaC28H38O6
Average Molecular Weight470.5977
Monoisotopic Molecular Weight470.266838948
IUPAC Name15-[1-(4,5-dimethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-1-hydroxyethyl]-5-hydroxy-10,14-dimethyl-3-oxapentacyclo[9.7.0.0²,⁴.0⁵,¹⁰.0¹⁴,¹⁸]octadec-7-en-9-one
Traditional Name15-[1-(4,5-dimethyl-6-oxo-2,3-dihydropyran-2-yl)-1-hydroxyethyl]-5-hydroxy-10,14-dimethyl-3-oxapentacyclo[9.7.0.0²,⁴.0⁵,¹⁰.0¹⁴,¹⁸]octadec-7-en-9-one
CAS Registry Number32911-62-9
SMILES
CC1=C(C)C(=O)OC(C1)C(C)(O)C1CCC2C3C4OC4C4(O)CC=CC(=O)C4(C)C3CCC12C
InChI Identifier
InChI=1S/C28H38O6/c1-14-13-20(33-24(30)15(14)2)27(5,31)18-9-8-16-21-17(10-12-25(16,18)3)26(4)19(29)7-6-11-28(26,32)23-22(21)34-23/h6-7,16-18,20-23,31-32H,8-13H2,1-5H3
InChI KeyDXWHOKCXBGLTMQ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as withanolides and derivatives. These are c28 steroids structurally characterized by an ergostane skeleton usually functionalized at carbons 1, 22 and 26 to form a lactone ring.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassSteroid lactones
Direct ParentWithanolides and derivatives
Alternative ParentsNot Available
SubstituentsNot Available
Molecular FrameworkAliphatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point282 - 284 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0055 g/LALOGPS
logP2.62ALOGPS
logP3.7ChemAxon
logS-4.9ALOGPS
pKa (Strongest Acidic)13.02ChemAxon
pKa (Strongest Basic)-3.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area96.36 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity126.95 m³·mol⁻¹ChemAxon
Polarizability51.85 ųChemAxon
Number of Rings6ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+208.64431661259
DarkChem[M-H]-202.74631661259
DeepCCS[M-2H]-240.28730932474
DeepCCS[M+Na]+215.56330932474
AllCCS[M+H]+214.232859911
AllCCS[M+H-H2O]+212.332859911
AllCCS[M+NH4]+216.032859911
AllCCS[M+Na]+216.532859911
AllCCS[M-H]-216.732859911
AllCCS[M+Na-2H]-218.432859911
AllCCS[M+HCOO]-220.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Withanolide ACC1=C(C)C(=O)OC(C1)C(C)(O)C1CCC2C3C4OC4C4(O)CC=CC(=O)C4(C)C3CCC12C4424.3Standard polar33892256
Withanolide ACC1=C(C)C(=O)OC(C1)C(C)(O)C1CCC2C3C4OC4C4(O)CC=CC(=O)C4(C)C3CCC12C3309.1Standard non polar33892256
Withanolide ACC1=C(C)C(=O)OC(C1)C(C)(O)C1CCC2C3C4OC4C4(O)CC=CC(=O)C4(C)C3CCC12C4003.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Withanolide A,1TMS,isomer #1CC1=C(C)C(=O)OC(C(C)(O[Si](C)(C)C)C2CCC3C4C5OC5C5(O)CC=CC(=O)C5(C)C4CCC32C)C13999.3Semi standard non polar33892256
Withanolide A,1TMS,isomer #2CC1=C(C)C(=O)OC(C(C)(O)C2CCC3C4C5OC5C5(O[Si](C)(C)C)CC=CC(=O)C5(C)C4CCC32C)C13964.5Semi standard non polar33892256
Withanolide A,2TMS,isomer #1CC1=C(C)C(=O)OC(C(C)(O[Si](C)(C)C)C2CCC3C4C5OC5C5(O[Si](C)(C)C)CC=CC(=O)C5(C)C4CCC32C)C13928.1Semi standard non polar33892256
Withanolide A,1TBDMS,isomer #1CC1=C(C)C(=O)OC(C(C)(O[Si](C)(C)C(C)(C)C)C2CCC3C4C5OC5C5(O)CC=CC(=O)C5(C)C4CCC32C)C14214.7Semi standard non polar33892256
Withanolide A,1TBDMS,isomer #2CC1=C(C)C(=O)OC(C(C)(O)C2CCC3C4C5OC5C5(O[Si](C)(C)C(C)(C)C)CC=CC(=O)C5(C)C4CCC32C)C14167.7Semi standard non polar33892256
Withanolide A,2TBDMS,isomer #1CC1=C(C)C(=O)OC(C(C)(O[Si](C)(C)C(C)(C)C)C2CCC3C4C5OC5C5(O[Si](C)(C)C(C)(C)C)CC=CC(=O)C5(C)C4CCC32C)C14370.9Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Withanolide A GC-MS (Non-derivatized) - 70eV, Positivesplash10-0fb9-3459800000-128836e394d82c665d092017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Withanolide A GC-MS (2 TMS) - 70eV, Positivesplash10-006t-6119272000-3c7ea27335b4c52164502017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Withanolide A GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Withanolide A 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 - Withanolide A 10V, Positive-QTOFsplash10-00di-0003900000-c53f7d24b369f1317e272016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 20V, Positive-QTOFsplash10-0udi-9047500000-dadb4690c6be0d0dc0332016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 40V, Positive-QTOFsplash10-0fbc-9363100000-ee564454ab333122972e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 10V, Negative-QTOFsplash10-014i-0002900000-4cdae16ec27d6f79bf4f2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 20V, Negative-QTOFsplash10-0uxr-1829700000-efa5a97f2fd7a2c792d22016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 40V, Negative-QTOFsplash10-014i-9202000000-b789b60a8bbf844a04872016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 10V, Positive-QTOFsplash10-00di-0002900000-5303548550f1cbb4cf232021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 20V, Positive-QTOFsplash10-002b-2109200000-159c88a2cdea516a24172021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 40V, Positive-QTOFsplash10-0udj-2498000000-514dba599686c57d956d2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 10V, Negative-QTOFsplash10-014i-0000900000-58ba31b1929152abcb3d2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 20V, Negative-QTOFsplash10-014i-0002900000-032082183a3018297bcd2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Withanolide A 40V, Negative-QTOFsplash10-016r-9106800000-b17fc59f9348c33507182021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Extracellular
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 IDFDB012812
KNApSAcK IDC00032513
Chemspider ID26504521
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound14236710
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. Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
  2. Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
  3. Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
  4. Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
  5. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.