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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 14:53:14 UTC
Update Date2021-09-26 23:09:56 UTC
HMDB IDHMDB0255283
Secondary Accession NumbersNone
Metabolite Identification
Common NameN(4)-Acetylsulfisoxazole
DescriptionN-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}ethanimidic acid belongs to the class of organic compounds known as benzenesulfonamides. These are organic compounds containing a sulfonamide group that is S-linked to a benzene ring. N-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}ethanimidic acid is a moderately basic compound (based on its pKa). This compound has been identified in human blood as reported by (PMID: 31557052 ). N(4)-acetylsulfisoxazole is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically N(4)-Acetylsulfisoxazole is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
Synonyms
ValueSource
N-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}ethanimidateGenerator
N-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulphamoyl]phenyl}ethanimidateGenerator
N-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulphamoyl]phenyl}ethanimidic acidGenerator
Chemical FormulaC13H15N3O4S
Average Molecular Weight309.34
Monoisotopic Molecular Weight309.078327149
IUPAC NameN-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}ethanimidic acid
Traditional NameN-{4-[(3,4-dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}ethanimidic acid
CAS Registry NumberNot Available
SMILES
CC(O)=NC1=CC=C(C=C1)S(=O)(=O)NC1=C(C)C(C)=NO1
InChI Identifier
InChI=1S/C13H15N3O4S/c1-8-9(2)15-20-13(8)16-21(18,19)12-6-4-11(5-7-12)14-10(3)17/h4-7,16H,1-3H3,(H,14,17)
InChI KeyUTVCPAPWORAKEV-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzenesulfonamides. These are organic compounds containing a sulfonamide group that is S-linked to a benzene ring.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzenesulfonamides
Direct ParentBenzenesulfonamides
Alternative Parents
Substituents
  • Acetanilide
  • Benzenesulfonamide
  • N-acetylarylamine
  • Benzenesulfonyl group
  • Anilide
  • N-arylamide
  • Organosulfonic acid amide
  • Azole
  • Isoxazole
  • Organic sulfonic acid or derivatives
  • Organosulfonic acid or derivatives
  • Sulfonyl
  • Aminosulfonyl compound
  • Acetamide
  • Heteroaromatic compound
  • Secondary carboxylic acid amide
  • Carboxamide group
  • Organoheterocyclic compound
  • Carboxylic acid derivative
  • Azacycle
  • Oxacycle
  • Carbonyl group
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organosulfur compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
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
logP1.57ALOGPS
logP1.52ChemAxon
logS-3.2ALOGPS
pKa (Strongest Acidic)4.46ChemAxon
pKa (Strongest Basic)1.7ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area104.79 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity78.84 m³·mol⁻¹ChemAxon
Polarizability30.99 ųChemAxon
Number of Rings2ChemAxon
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]+168.81630932474
DeepCCS[M-H]-166.45830932474
DeepCCS[M-2H]-199.94630932474
DeepCCS[M+Na]+175.17330932474
AllCCS[M+H]+170.432859911
AllCCS[M+H-H2O]+167.232859911
AllCCS[M+NH4]+173.432859911
AllCCS[M+Na]+174.332859911
AllCCS[M-H]-168.932859911
AllCCS[M+Na-2H]-169.032859911
AllCCS[M+HCOO]-169.132859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Predicted by Siyang on May 30, 202210.359 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.39 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1289.8 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid217.6 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid107.2 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid159.0 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid52.7 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid303.6 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 Acid461.6 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)111.7 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid729.3 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid315.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1076.8 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid207.0 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid301.9 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate322.7 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA194.2 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water194.6 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N(4)-AcetylsulfisoxazoleCC(O)=NC1=CC=C(C=C1)S(=O)(=O)NC1=C(C)C(C)=NO14010.3Standard polar33892256
N(4)-AcetylsulfisoxazoleCC(O)=NC1=CC=C(C=C1)S(=O)(=O)NC1=C(C)C(C)=NO12779.3Standard non polar33892256
N(4)-AcetylsulfisoxazoleCC(O)=NC1=CC=C(C=C1)S(=O)(=O)NC1=C(C)C(C)=NO12548.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
N(4)-Acetylsulfisoxazole,2TMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C)C=C1)O[Si](C)(C)C2600.1Semi standard non polar33892256
N(4)-Acetylsulfisoxazole,2TMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C)C=C1)O[Si](C)(C)C2717.0Standard non polar33892256
N(4)-Acetylsulfisoxazole,2TMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C)C=C1)O[Si](C)(C)C3499.8Standard polar33892256
N(4)-Acetylsulfisoxazole,2TBDMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C(C)(C)C)C=C1)O[Si](C)(C)C(C)(C)C3117.4Semi standard non polar33892256
N(4)-Acetylsulfisoxazole,2TBDMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C(C)(C)C)C=C1)O[Si](C)(C)C(C)(C)C3185.1Standard non polar33892256
N(4)-Acetylsulfisoxazole,2TBDMS,isomer #1CC(=NC1=CC=C(S(=O)(=O)N(C2=C(C)C(C)=NO2)[Si](C)(C)C(C)(C)C)C=C1)O[Si](C)(C)C(C)(C)C3533.5Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (Non-derivatized) - 70eV, Positivesplash10-08fr-3950000000-6a24cff82bd87f6d7ad82021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N(4)-Acetylsulfisoxazole GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 10V, Positive-QTOFsplash10-03xr-2279000000-52232f88c7623dab38bc2019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 20V, Positive-QTOFsplash10-0002-9110000000-c968847cf43829eb0dac2019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 40V, Positive-QTOFsplash10-015a-9200000000-3e9d545b09f0e97b89142019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 10V, Negative-QTOFsplash10-0a4i-0039000000-fac59946ff3d544622dd2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 20V, Negative-QTOFsplash10-014i-9242000000-ec887dc978bbbf0702012019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N(4)-Acetylsulfisoxazole 40V, Negative-QTOFsplash10-0006-9500000000-1cd4cc8baac2cdaac3b72019-02-23Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
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 LinkNot Available
METLIN IDNot Available
PubChem Compound160743
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. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]