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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2009-07-25 00:02:57 UTC
Update Date2022-03-07 02:51:26 UTC
HMDB IDHMDB0012561
Secondary Accession Numbers
  • HMDB12561
Metabolite Identification
Common Name13'-Hydroxy-gamma-tocopherol
Description13'-hydroxy-r-tocopherol is a precursor of dehydrogenation to form 13'-Carboxy-gamma-tocopherol by an unidentified microsomal enzyme(s) probably via an aldehyde intermediate. r-Tocopherol provides different antioxidant activities in food and in-vitro studies and showed higher activity in trapping lipophilic electrophiles and reactive nitrogen and oxygen species. From the metabolism end product, only that of r-tocopherol (2,7,8-trimethyl-2-(b-carboxyethyl)-6-hydroxychroman), but not that of a-tocopherol, was identified to provide natriuretic activity. Only the r-tocopherol plasma level served as biomarker for cancer and cardiovascular risk.
Structure
Data?1582753065
Synonyms
ValueSource
13'-Hydroxy-g-tocopherolGenerator
13'-Hydroxy-γ-tocopherolGenerator
13'-OH-TocopherolHMDB
Chemical FormulaC28H48O3
Average Molecular Weight432.6789
Monoisotopic Molecular Weight432.360345402
IUPAC Name(2R)-2-[(4S,8R)-13-hydroxy-4,8,12-trimethyltridecyl]-2,7,8-trimethyl-3,4-dihydro-2H-1-benzopyran-6-ol
Traditional Name(2R)-2-[(4S,8R)-13-hydroxy-4,8,12-trimethyltridecyl]-2,7,8-trimethyl-3,4-dihydro-1-benzopyran-6-ol
CAS Registry NumberNot Available
SMILES
CC(CO)CCC[C@H](C)CCC[C@H](C)CCC[C@]1(C)CCC2=C(O1)C(C)=C(C)C(O)=C2
InChI Identifier
InChI=1S/C28H48O3/c1-20(12-8-13-22(3)19-29)10-7-11-21(2)14-9-16-28(6)17-15-25-18-26(30)23(4)24(5)27(25)31-28/h18,20-22,29-30H,7-17,19H2,1-6H3/t20-,21+,22?,28-/m1/s1
InChI KeyQNBPVJMQPAQXML-SLGTZZLGSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as tocopherols. These are vitamin E derivatives containing a saturated trimethyltridecyl chain attached to the carbon C6 atom of a benzopyran ring system. The differ from tocotrienols that contain an unsaturated trimethyltrideca-3,7,11-trien-1-yl chain.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassQuinone and hydroquinone lipids
Direct ParentTocopherols
Alternative Parents
Substituents
  • Tocopherol
  • Diterpenoid
  • Long chain fatty alcohol
  • Chromane
  • Benzopyran
  • 1-benzopyran
  • Fatty alcohol
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Fatty acyl
  • Benzenoid
  • Organoheterocyclic compound
  • Ether
  • Oxacycle
  • Organic oxygen compound
  • Alcohol
  • Hydrocarbon derivative
  • Organooxygen compound
  • Primary alcohol
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
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 Solubility3.3e-05 g/LALOGPS
logP8.05ALOGPS
logP8.64ChemAxon
logS-7.1ALOGPS
pKa (Strongest Acidic)10.47ChemAxon
pKa (Strongest Basic)-1.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area49.69 ŲChemAxon
Rotatable Bond Count13ChemAxon
Refractivity132.18 m³·mol⁻¹ChemAxon
Polarizability55.09 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+210.84831661259
DarkChem[M-H]-203.4231661259
DeepCCS[M+H]+215.45330932474
DeepCCS[M-H]-213.05830932474
DeepCCS[M-2H]-245.9430932474
DeepCCS[M+Na]+221.38130932474
AllCCS[M+H]+214.532859911
AllCCS[M+H-H2O]+212.532859911
AllCCS[M+NH4]+216.432859911
AllCCS[M+Na]+216.932859911
AllCCS[M-H]-213.632859911
AllCCS[M+Na-2H]-216.532859911
AllCCS[M+HCOO]-219.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
13'-Hydroxy-gamma-tocopherolCC(CO)CCC[C@H](C)CCC[C@H](C)CCC[C@]1(C)CCC2=C(O1)C(C)=C(C)C(O)=C23963.7Standard polar33892256
13'-Hydroxy-gamma-tocopherolCC(CO)CCC[C@H](C)CCC[C@H](C)CCC[C@]1(C)CCC2=C(O1)C(C)=C(C)C(O)=C23268.7Standard non polar33892256
13'-Hydroxy-gamma-tocopherolCC(CO)CCC[C@H](C)CCC[C@H](C)CCC[C@]1(C)CCC2=C(O1)C(C)=C(C)C(O)=C23408.1Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
13'-Hydroxy-gamma-tocopherol,1TMS,isomer #1CC1=C(O)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO[Si](C)(C)C)OC2=C1C3195.1Semi standard non polar33892256
13'-Hydroxy-gamma-tocopherol,1TMS,isomer #2CC1=C(O[Si](C)(C)C)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO)OC2=C1C3229.9Semi standard non polar33892256
13'-Hydroxy-gamma-tocopherol,2TMS,isomer #1CC1=C(O[Si](C)(C)C)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO[Si](C)(C)C)OC2=C1C3160.1Semi standard non polar33892256
13'-Hydroxy-gamma-tocopherol,1TBDMS,isomer #1CC1=C(O)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO[Si](C)(C)C(C)(C)C)OC2=C1C3466.6Semi standard non polar33892256
13'-Hydroxy-gamma-tocopherol,1TBDMS,isomer #2CC1=C(O[Si](C)(C)C(C)(C)C)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO)OC2=C1C3498.3Semi standard non polar33892256
13'-Hydroxy-gamma-tocopherol,2TBDMS,isomer #1CC1=C(O[Si](C)(C)C(C)(C)C)C=C2CC[C@@](C)(CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CO[Si](C)(C)C(C)(C)C)OC2=C1C3680.9Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 13'-Hydroxy-gamma-tocopherol GC-MS (2 TMS) - 70eV, Positivesplash10-03di-1454390000-7842b0b1bb538653ff9c2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 13'-Hydroxy-gamma-tocopherol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0hnf-2975400000-7bb7c14065fa1f987a6f2017-11-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 13'-Hydroxy-gamma-tocopherol 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 - 13'-Hydroxy-gamma-tocopherol 10V, Positive-QTOFsplash10-0fsi-0421900000-f32e1218cd4b254807282019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 20V, Positive-QTOFsplash10-0udi-0921100000-9af955e3a6ca5cc9b5042019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 40V, Positive-QTOFsplash10-0udi-2910000000-b9fac219f3c4d26150862019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 10V, Negative-QTOFsplash10-001i-0000900000-b973ab3c74e8641e91992019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 20V, Negative-QTOFsplash10-01qa-0501900000-7a7396d4bce194c6cd9a2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 40V, Negative-QTOFsplash10-000j-2926300000-eaf0c2bb9bb0a46b4cee2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 10V, Negative-QTOFsplash10-01q9-0000900000-93b97149c3e76cb528862021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 20V, Negative-QTOFsplash10-0gx1-0302900000-814090875d1ef4bed12b2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 40V, Negative-QTOFsplash10-03kd-0809500000-19adb2966ed984243e6b2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 10V, Positive-QTOFsplash10-001i-2224900000-f43893fdf5951a6996f92021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 20V, Positive-QTOFsplash10-000b-7927100000-0509051ba7c4b3d9aeba2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 13'-Hydroxy-gamma-tocopherol 40V, Positive-QTOFsplash10-05tg-7910000000-c37a1015fcc54a9911a42021-09-22Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane
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 IDFDB029127
KNApSAcK IDNot Available
Chemspider ID35032541
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound53481467
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDCE5655
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. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.