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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2019-11-25 18:51:43 UTC
Update Date2022-03-07 03:18:20 UTC
HMDB IDHMDB0240594
Secondary Accession NumbersNone
Metabolite Identification
Common NameN-Palmitoyltaurine
DescriptionN-Palmitoyltaurine, also known as N-hexadecanoyltaurine, belongs to the class of organic compounds known as N-acyl amines. N-Acyl amines are compounds containing a fatty acid moiety linked to an amine group through an ester linkage. Thus, N-palmitoyltaurine is considered to be a fatty amide lipid molecule. N-Palmitoyltaurine is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Specifically, N-palmitoyltaurine belongs to the N-acyl taurines (NATs) fatty acid amide class. NATs with chains ranging in length from C16 to C24 have been identified in mice brain, liver, and kidney tissues. NATs were found to be regulated by the integral membrane enzyme fatty acid amide hydrolase (FAAH) and activated calcium channels from the transient receptor potential (TRP) family such as TRPV1 and TRPV4 (PMID: 16866345 ).
Structure
Data?1574708830
Synonyms
ValueSource
N-Hexadecanoyl-taurineChEBI
N-Palmitoyl taurineChEBI
N-Palmitoyl-taurineChEBI
2-[(1-Oxohexadecyl)amino]ethanesulfonic acidHMDB
N-Hexadecanoyl taurineHMDB
N-HexadecanoyltaurineHMDB
N-PalmitoyltaurineChEBI
Chemical FormulaC18H37NO4S
Average Molecular Weight363.56
Monoisotopic Molecular Weight363.244329849
IUPAC Name2-hexadecanamidoethane-1-sulfonic acid
Traditional NameN-palmitoyl taurine
CAS Registry Number83982-06-3
SMILES
CCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O
InChI Identifier
InChI=1S/C18H37NO4S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18(20)19-16-17-24(21,22)23/h2-17H2,1H3,(H,19,20)(H,21,22,23)
InChI KeyLPDJCYFKKSLKRO-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as n-acyl amines. N-acyl amines are compounds containing a fatty acid moiety linked to an amine group through an ester linkage.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty amides
Direct ParentN-acyl amines
Alternative Parents
Substituents
  • N-acyl-amine
  • Organic sulfonic acid or derivatives
  • Organosulfonic acid or derivatives
  • Organosulfonic acid
  • Sulfonyl
  • Alkanesulfonic acid
  • Carboxamide group
  • Secondary carboxylic acid amide
  • Carboxylic acid derivative
  • Carbonyl group
  • Organosulfur compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • 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
logP3.6ALOGPS
logP3.75ChemAxon
logS-6ALOGPS
pKa (Strongest Acidic)-0.77ChemAxon
pKa (Strongest Basic)-1.4ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area83.47 ŲChemAxon
Rotatable Bond Count17ChemAxon
Refractivity98.49 m³·mol⁻¹ChemAxon
Polarizability44.36 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+191.2530932474
DeepCCS[M-H]-188.19430932474
DeepCCS[M-2H]-222.7130932474
DeepCCS[M+Na]+199.030932474
AllCCS[M+H]+195.732859911
AllCCS[M+H-H2O]+193.332859911
AllCCS[M+NH4]+197.932859911
AllCCS[M+Na]+198.632859911
AllCCS[M-H]-191.932859911
AllCCS[M+Na-2H]-193.332859911
AllCCS[M+HCOO]-195.032859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N-PalmitoyltaurineCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O4573.9Standard polar33892256
N-PalmitoyltaurineCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O2680.0Standard non polar33892256
N-PalmitoyltaurineCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O3036.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
N-Palmitoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C2969.0Semi standard non polar33892256
N-Palmitoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C2904.7Standard non polar33892256
N-Palmitoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C3823.2Standard polar33892256
N-Palmitoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C2972.1Semi standard non polar33892256
N-Palmitoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C2981.2Standard non polar33892256
N-Palmitoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C4016.2Standard polar33892256
N-Palmitoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C2998.8Semi standard non polar33892256
N-Palmitoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C3118.5Standard non polar33892256
N-Palmitoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C3505.4Standard polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3186.9Semi standard non polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3163.3Standard non polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3792.2Standard polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C3198.9Semi standard non polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C3232.2Standard non polar33892256
N-Palmitoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C3974.0Standard polar33892256
N-Palmitoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3471.0Semi standard non polar33892256
N-Palmitoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3613.5Standard non polar33892256
N-Palmitoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3521.3Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N-Palmitoyltaurine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-Palmitoyltaurine 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 - N-Palmitoyltaurine 10V, Negative-QTOFsplash10-03di-0009000000-ad80ae5e6bf9605095682021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Palmitoyltaurine 20V, Negative-QTOFsplash10-03di-0009000000-1173cb8bfe45f5e9bb0e2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Palmitoyltaurine 40V, Negative-QTOFsplash10-001i-9821000000-34472ad3f7e11cf1e7082021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Palmitoyltaurine 10V, Positive-QTOFsplash10-03fr-0709000000-ceb7bc8ec2df49311a9d2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Palmitoyltaurine 20V, Positive-QTOFsplash10-056r-1911000000-912256721835649f50d32021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Palmitoyltaurine 40V, Positive-QTOFsplash10-0560-9500000000-f740f9b177d2631ecb202021-09-22Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue Locations
  • Placenta
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 ID14435932
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound14504290
PDB IDNot Available
ChEBI ID132477
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. Saghatelian A, McKinney MK, Bandell M, Patapoutian A, Cravatt BF: A FAAH-regulated class of N-acyl taurines that activates TRP ion channels. Biochemistry. 2006 Aug 1;45(30):9007-15. doi: 10.1021/bi0608008. [PubMed:16866345 ]
  2. 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 ]