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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2017-03-23 03:00:10 UTC
Update Date2022-03-07 03:17:55 UTC
HMDB IDHMDB0062520
Secondary Accession Numbers
  • HMDB62520
Metabolite Identification
Common Name3,7R,11R,15-tetramethyl-hexadecanoic acid
Description3,7R,11R,15-tetramethyl-hexadecanoic acid is classified as a member of the Acyclic diterpenoids. Acyclic diterpenoids are diterpenoids (compounds made of four consecutive isoprene units) that do not contain a cycle. 3,7R,11R,15-tetramethyl-hexadecanoic acid is considered to be practically insoluble (in water) and acidic. 3,7R,11R,15-tetramethyl-hexadecanoic acid is an isoprenoid lipid molecule
Structure
Data?1563866323
Synonyms
ValueSource
PhytanateGenerator
3,7R,11R,15-Tetramethyl-hexadecanoateGenerator
Chemical FormulaC20H40O2
Average Molecular Weight312.538
Monoisotopic Molecular Weight312.302830528
IUPAC Name(7R,11R)-3,7,11,15-tetramethylhexadecanoic acid
Traditional Namephytanic acid
CAS Registry NumberNot Available
SMILES
CC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(O)=O
InChI Identifier
InChI=1S/C20H40O2/c1-16(2)9-6-10-17(3)11-7-12-18(4)13-8-14-19(5)15-20(21)22/h16-19H,6-15H2,1-5H3,(H,21,22)/t17-,18-,19?/m1/s1
InChI KeyRLCKHJSFHOZMDR-PWCSWUJKSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acyclic diterpenoids. These are diterpenoids (compounds made of four consecutive isoprene units) that do not contain a cycle.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentAcyclic diterpenoids
Alternative Parents
Substituents
  • Acyclic diterpenoid
  • Long-chain fatty acid
  • Methyl-branched fatty acid
  • Branched fatty acid
  • Fatty acyl
  • Fatty acid
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
DispositionNot Available
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility8.2e-05 g/lALOGPS
LogP7.28ALOGPS
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP7.28ALOGPS
logP7.4ChemAxon
logS-6.6ALOGPS
pKa (Strongest Acidic)5.04ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count14ChemAxon
Refractivity95.28 m³·mol⁻¹ChemAxon
Polarizability40.73 ųChemAxon
Number of Rings0ChemAxon
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]+177.60631661259
DarkChem[M-H]-176.08631661259
DeepCCS[M+H]+193.85930932474
DeepCCS[M-H]-191.50130932474
DeepCCS[M-2H]-224.38730932474
DeepCCS[M+Na]+199.95230932474
AllCCS[M+H]+191.832859911
AllCCS[M+H-H2O]+189.132859911
AllCCS[M+NH4]+194.332859911
AllCCS[M+Na]+195.032859911
AllCCS[M-H]-186.432859911
AllCCS[M+Na-2H]-188.432859911
AllCCS[M+HCOO]-190.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
3,7R,11R,15-tetramethyl-hexadecanoic acidCC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(O)=O3214.4Standard polar33892256
3,7R,11R,15-tetramethyl-hexadecanoic acidCC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(O)=O2079.9Standard non polar33892256
3,7R,11R,15-tetramethyl-hexadecanoic acidCC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(O)=O2160.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
3,7R,11R,15-tetramethyl-hexadecanoic acid,1TMS,isomer #1CC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(=O)O[Si](C)(C)C2194.2Semi standard non polar33892256
3,7R,11R,15-tetramethyl-hexadecanoic acid,1TBDMS,isomer #1CC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(C)CC(=O)O[Si](C)(C)C(C)(C)C2428.1Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental GC-MSGC-MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid GC-EI-TOF (Non-derivatized)splash10-066r-0900000000-e8c35e52ad2620d2a3e92017-09-12HMDB team, MONA, MassBankView Spectrum
Experimental GC-MSGC-MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid GC-EI-TOF (Non-derivatized)splash10-066r-0900000000-e8c35e52ad2620d2a3e92018-05-18HMDB team, MONA, MassBankView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-9770000000-605bd706029021ebc0d72017-07-27Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid GC-MS (1 TMS) - 70eV, Positivesplash10-00y0-9443000000-5bbc79ddca11ee15c3462017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 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 - 3,7R,11R,15-tetramethyl-hexadecanoic acid 10V, Positive-QTOFsplash10-03dj-0194000000-076273f1edebfb1f71632017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 20V, Positive-QTOFsplash10-014j-4890000000-ced9d745a9185ff0418f2017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 40V, Positive-QTOFsplash10-0a4i-9820000000-a5081751e548b4df90ab2017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 10V, Negative-QTOFsplash10-03xr-0059000000-ad0c503c6bf877381cf42017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 20V, Negative-QTOFsplash10-03xr-1096000000-41b47d7194262d8befce2017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 40V, Negative-QTOFsplash10-0a4i-9470000000-4f142588383dd12f544f2017-06-28Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 10V, Negative-QTOFsplash10-03di-0009000000-849ba1e33116074451822021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 20V, Negative-QTOFsplash10-03di-0029000000-1d86a3df25ae3d6f62b52021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 40V, Negative-QTOFsplash10-06r6-8393000000-8564c0781362b5ca2da42021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 10V, Positive-QTOFsplash10-03di-4569000000-0ae84af33d4a6cee15632021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 20V, Positive-QTOFsplash10-06y9-9720000000-8d0e05ef1818d392c4fb2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,7R,11R,15-tetramethyl-hexadecanoic acid 40V, Positive-QTOFsplash10-0a4l-9000000000-19bc307031b7da7b34142021-09-23Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkPhytanic acid
METLIN IDNot Available
PubChem Compound468706
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. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.