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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2019-11-25 19:03:33 UTC
Update Date2022-03-07 03:18:20 UTC
HMDB IDHMDB0240595
Secondary Accession NumbersNone
Metabolite Identification
Common NameN-Stearoyltaurine
DescriptionN-Stearoyltaurine, also known as N-octadecanoyltaurine, 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-stearoyltaurine is considered to be a fatty amide lipid molecule. N-Stearoyltaurine is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Specifically, N-stearoyltaurine 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?1574708863
Synonyms
ValueSource
N-Octadecanoyl-taurineChEBI
N-OctadecanoyltaurineChEBI
N-Stearoyl taurineChEBI
N-Stearoyl-taurineChEBI
2-[(1-Oxooctadecyl)amino]ethanesulfonic acidHMDB
N-StearoyltaurineHMDB
Chemical FormulaC20H41NO4S
Average Molecular Weight391.61
Monoisotopic Molecular Weight391.275629978
IUPAC Name2-octadecanamidoethane-1-sulfonic acid
Traditional NameN-stearoyl taurine
CAS Registry Number63155-80-6
SMILES
CCCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O
InChI Identifier
InChI=1S/C20H41NO4S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-20(22)21-18-19-26(23,24)25/h2-19H2,1H3,(H,21,22)(H,23,24,25)
InChI KeyLMIJIHJZVURGQK-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
logP4.26ALOGPS
logP4.64ChemAxon
logS-6.5ALOGPS
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 Count19ChemAxon
Refractivity107.69 m³·mol⁻¹ChemAxon
Polarizability48.61 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]+198.11730932474
DeepCCS[M-H]-195.56730932474
DeepCCS[M-2H]-228.7730932474
DeepCCS[M+Na]+205.33430932474
AllCCS[M+H]+205.432859911
AllCCS[M+H-H2O]+203.232859911
AllCCS[M+NH4]+207.432859911
AllCCS[M+Na]+208.032859911
AllCCS[M-H]-199.032859911
AllCCS[M+Na-2H]-200.832859911
AllCCS[M+HCOO]-202.832859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.11.72 minutes32390414
Predicted by Siyang on May 30, 202221.186 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.8 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid3303.1 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid447.7 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid240.4 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid219.1 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid630.1 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid844.3 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid816.5 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)341.3 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1996.2 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid607.2 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1893.2 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid663.4 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid467.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate502.3 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA402.0 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.0 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N-StearoyltaurineCCCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O4720.1Standard polar33892256
N-StearoyltaurineCCCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O2892.3Standard non polar33892256
N-StearoyltaurineCCCCCCCCCCCCCCCCCC(=O)NCCS(O)(=O)=O3243.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
N-Stearoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C3172.3Semi standard non polar33892256
N-Stearoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C3108.9Standard non polar33892256
N-Stearoyltaurine,1TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C4032.9Standard polar33892256
N-Stearoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C3183.2Semi standard non polar33892256
N-Stearoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C3182.4Standard non polar33892256
N-Stearoyltaurine,1TMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C4214.3Standard polar33892256
N-Stearoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C3201.0Semi standard non polar33892256
N-Stearoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C3319.7Standard non polar33892256
N-Stearoyltaurine,2TMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C)[Si](C)(C)C3695.1Standard polar33892256
N-Stearoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3384.5Semi standard non polar33892256
N-Stearoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3363.7Standard non polar33892256
N-Stearoyltaurine,1TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)NCCS(=O)(=O)O[Si](C)(C)C(C)(C)C3989.1Standard polar33892256
N-Stearoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C3410.5Semi standard non polar33892256
N-Stearoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C3431.3Standard non polar33892256
N-Stearoyltaurine,1TBDMS,isomer #2CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O)[Si](C)(C)C(C)(C)C4163.8Standard polar33892256
N-Stearoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3673.3Semi standard non polar33892256
N-Stearoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3805.8Standard non polar33892256
N-Stearoyltaurine,2TBDMS,isomer #1CCCCCCCCCCCCCCCCCC(=O)N(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3698.5Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N-Stearoyltaurine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-Stearoyltaurine 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-Stearoyltaurine 10V, Negative-QTOFsplash10-0006-0009000000-97664d97b56e86a2d9a82021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Stearoyltaurine 20V, Negative-QTOFsplash10-0006-0009000000-1f3d216fcec862e2f1112021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Stearoyltaurine 40V, Negative-QTOFsplash10-001i-9613000000-ed39ca04689857c7e89c2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Stearoyltaurine 10V, Positive-QTOFsplash10-002f-0709000000-6836b1d1277986d364912021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Stearoyltaurine 20V, Positive-QTOFsplash10-056r-1901000000-ca250af692fca2314c412021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Stearoyltaurine 40V, Positive-QTOFsplash10-0560-9500000000-61d66a395aa9ef6e7c6b2021-09-24Wishart 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 ID147194
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound168274
PDB IDNot Available
ChEBI ID132479
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 ]