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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2014-04-16 20:46:46 UTC
Update Date2020-02-26 19:17:41 UTC
HMDB IDHMDB0061714
Secondary Accession Numbers
  • HMDB0062219
  • HMDB61714
  • HMDB62219
Metabolite Identification
Common NameDocosadienoate (22:2n6)
Description(13Z,16Z)-Docosadienoic acid, also known as docosadienoate or C22:2N-6,9, belongs to the class of organic compounds known as very-long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 carbon atoms. (13Z,16Z)-Docosadienoic acid is a very hydrophobic molecule that is practically insoluble (in water) and is relatively neutral. (13Z,16Z)-Docosadienoic acid can be found in feces.
Structure
Data?1572453805
Synonyms
ValueSource
(13Z,16Z)-Docosa-13,16-dienoic acidChEBI
13Z,16Z-Docosadienoic acidChEBI
C22:2N-6,9ChEBI
cis-13,16 Docosadienoic acidChEBI
(13Z,16Z)-Docosa-13,16-dienoateGenerator
13Z,16Z-DocosadienoateGenerator
cis-13,16 DocosadienoateGenerator
(13Z,16Z)-DocosadienoateGenerator
(13Z,16Z)-13,16-DocosadienoateHMDB
(13Z,16Z)-13,16-Docosadienoic acidHMDB
(13Z,16Z)-Docosadienoic acidHMDB
DocosadienoateHMDB
Docosadienoic acidHMDB
FA(22:2(13Z,16Z))HMDB
FA(22:2n6)HMDB
all-cis-13,16-DocosadienoateHMDB
all-cis-13,16-Docosadienoic acidHMDB
cis-13,cis-16-DocosadienoateHMDB
cis-13,cis-16-Docosadienoic acidHMDB
Chemical FormulaC22H40O2
Average Molecular Weight336.56
Monoisotopic Molecular Weight336.302830528
IUPAC Name(13Z,16Z)-docosa-13,16-dienoic acid
Traditional Name13,16-docosadienoic acid
CAS Registry Number17735-98-7
SMILES
CCCCC\C=C/C\C=C/CCCCCCCCCCCC(O)=O
InChI Identifier
InChI=1S/C22H40O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(23)24/h6-7,9-10H,2-5,8,11-21H2,1H3,(H,23,24)/b7-6-,10-9-
InChI KeyHVGRZDASOHMCSK-HZJYTTRNSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as very long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 carbon atoms.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentVery long-chain fatty acids
Alternative Parents
Substituents
  • Very long-chain fatty acid
  • Unsaturated fatty acid
  • Straight chain 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
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
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 Solubility2.8e-05 g/LALOGPS
logP8.54ALOGPS
logP8.2ChemAxon
logS-7.1ALOGPS
pKa (Strongest Acidic)4.95ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 ŲChemAxon
Rotatable Bond Count18ChemAxon
Refractivity106.92 m³·mol⁻¹ChemAxon
Polarizability44.21 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
DeepCCS[M+H]+190.97530932474
DeepCCS[M-H]-188.61730932474
DeepCCS[M-2H]-221.50330932474
DeepCCS[M+Na]+197.06830932474
AllCCS[M+H]+195.632859911
AllCCS[M+H-H2O]+193.032859911
AllCCS[M+NH4]+198.032859911
AllCCS[M+Na]+198.732859911
AllCCS[M-H]-193.832859911
AllCCS[M+Na-2H]-196.232859911
AllCCS[M+HCOO]-198.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Docosadienoate (22:2n6)CCCCC\C=C/C\C=C/CCCCCCCCCCCC(O)=O3625.0Standard polar33892256
Docosadienoate (22:2n6)CCCCC\C=C/C\C=C/CCCCCCCCCCCC(O)=O2447.9Standard non polar33892256
Docosadienoate (22:2n6)CCCCC\C=C/C\C=C/CCCCCCCCCCCC(O)=O2536.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Docosadienoate (22:2n6),1TMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCCCCCC(=O)O[Si](C)(C)C2612.1Semi standard non polar33892256
Docosadienoate (22:2n6),1TBDMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCCCCCC(=O)O[Si](C)(C)C(C)(C)C2873.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Docosadienoate (22:2n6) GC-MS (Non-derivatized) - 70eV, Positivesplash10-0f96-9880000000-ce9c4c0dd6a59a04ea3e2017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Docosadienoate (22:2n6) GC-MS (1 TMS) - 70eV, Positivesplash10-0fkc-9663000000-d8ffd9f0c4572ba9306a2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Docosadienoate (22:2n6) 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 - Docosadienoate (22:2n6) 10V, Positive-QTOFsplash10-014i-0019000000-b16628e7a9d44a0b33a22017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 20V, Positive-QTOFsplash10-00uf-5594000000-7f184cef096501e49df12017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 40V, Positive-QTOFsplash10-002f-9870000000-70e24b488e2390b903372017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 10V, Negative-QTOFsplash10-000i-0019000000-7d55420d63317daf854d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 20V, Negative-QTOFsplash10-00ku-1039000000-0f578d0228adb9009c042017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 40V, Negative-QTOFsplash10-052f-9130000000-b28019651a5671beaba32017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 10V, Negative-QTOFsplash10-000i-0009000000-538f3430eca5fe36db6d2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 20V, Negative-QTOFsplash10-00kr-1009000000-4551ec53f45855bf38292021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 40V, Negative-QTOFsplash10-0006-9111000000-22d1808a045e6b9787e72021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 10V, Positive-QTOFsplash10-00kr-3119000000-16d9b47111816da274512021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 20V, Positive-QTOFsplash10-066r-9526000000-32526f5bc1c21b10d05c2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Docosadienoate (22:2n6) 40V, Positive-QTOFsplash10-0api-9100000000-d9962955edd72bd173ac2021-09-22Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)2022-08-18Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Feces
Tissue Locations
  • Placenta
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
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
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothColorectal Cancer details
Associated Disorders and Diseases
Disease References
Colorectal cancer
  1. Brown DG, Rao S, Weir TL, O'Malia J, Bazan M, Brown RJ, Ryan EP: Metabolomics and metabolic pathway networks from human colorectal cancers, adjacent mucosa, and stool. Cancer Metab. 2016 Jun 6;4:11. doi: 10.1186/s40170-016-0151-y. eCollection 2016. [PubMed:27275383 ]
  2. Sinha R, Ahn J, Sampson JN, Shi J, Yu G, Xiong X, Hayes RB, Goedert JJ: Fecal Microbiota, Fecal Metabolome, and Colorectal Cancer Interrelations. PLoS One. 2016 Mar 25;11(3):e0152126. doi: 10.1371/journal.pone.0152126. eCollection 2016. [PubMed:27015276 ]
  3. 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 IDNot Available
KNApSAcK IDNot Available
Chemspider ID4471979
KEGG Compound IDC16533
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5312554
PDB IDNot Available
ChEBI ID75117
Food Biomarker OntologyNot Available
VMH IDM00021
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. Elshenawy S, Pinney SE, Stuart T, Doulias PT, Zura G, Parry S, Elovitz MA, Bennett MJ, Bansal A, Strauss JF 3rd, Ischiropoulos H, Simmons RA: The Metabolomic Signature of the Placenta in Spontaneous Preterm Birth. Int J Mol Sci. 2020 Feb 4;21(3). pii: ijms21031043. doi: 10.3390/ijms21031043. [PubMed:32033212 ]
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.