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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 11:54:50 UTC
Update Date2021-09-26 23:06:43 UTC
HMDB IDHMDB0253465
Secondary Accession NumbersNone
Metabolite Identification
Common NameIndobufen
DescriptionIndobufen belongs to the class of organic compounds known as isoindolones. These are aromatic polycyclic compounds that an isoindole bearing a ketone. Indobufen is an extremely weak basic (essentially neutral) compound (based on its pKa). Indobufen is a platelet aggregation inhibitor. This compound has been identified in human blood as reported by (PMID: 31557052 ). Indobufen is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Indobufen 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
2-(4-(1-oxo-2-Isoindolinyl)phenyl)butyric acidMeSH
IbustrinMeSH
Indobufen, (+-)-isomerMeSH
IndobufenMeSH
2-[4-(1-oxo-2,3-Dihydro-1H-isoindol-2-yl)phenyl]butanoateGenerator
Chemical FormulaC18H17NO3
Average Molecular Weight295.338
Monoisotopic Molecular Weight295.120843411
IUPAC Name2-[4-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)phenyl]butanoic acid
Traditional Nameibustrin
CAS Registry NumberNot Available
SMILES
CCC(C(O)=O)C1=CC=C(C=C1)N1CC2=CC=CC=C2C1=O
InChI Identifier
InChI=1S/C18H17NO3/c1-2-15(18(21)22)12-7-9-14(10-8-12)19-11-13-5-3-4-6-16(13)17(19)20/h3-10,15H,2,11H2,1H3,(H,21,22)
InChI KeyAYDXAULLCROVIT-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as isoindolones. These are aromatic polycyclic compounds that an isoindole bearing a ketone.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIsoindoles and derivatives
Sub ClassIsoindolines
Direct ParentIsoindolones
Alternative Parents
Substituents
  • Isoindolone
  • Isoindole
  • Phenylpropane
  • Monocyclic benzene moiety
  • Benzenoid
  • Tertiary carboxylic acid amide
  • Carboxamide group
  • Lactam
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic nitrogen compound
  • Carbonyl group
  • Organonitrogen compound
  • Organooxygen compound
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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
logP3.04ALOGPS
logP3.31ChemAxon
logS-3.6ALOGPS
pKa (Strongest Acidic)3.83ChemAxon
pKa (Strongest Basic)-3.5ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area57.61 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity83.75 m³·mol⁻¹ChemAxon
Polarizability32.14 ųChemAxon
Number of Rings3ChemAxon
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]+168.47630932474
DeepCCS[M-H]-166.11830932474
DeepCCS[M-2H]-199.00430932474
DeepCCS[M+Na]+174.56930932474
AllCCS[M+H]+169.632859911
AllCCS[M+H-H2O]+166.232859911
AllCCS[M+NH4]+172.732859911
AllCCS[M+Na]+173.632859911
AllCCS[M-H]-173.432859911
AllCCS[M+Na-2H]-173.132859911
AllCCS[M+HCOO]-172.832859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
IndobufenCCC(C(O)=O)C1=CC=C(C=C1)N1CC2=CC=CC=C2C1=O3944.8Standard polar33892256
IndobufenCCC(C(O)=O)C1=CC=C(C=C1)N1CC2=CC=CC=C2C1=O2703.0Standard non polar33892256
IndobufenCCC(C(O)=O)C1=CC=C(C=C1)N1CC2=CC=CC=C2C1=O2769.3Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Indobufen GC-MS (Non-derivatized) - 70eV, Positivesplash10-0fmm-3290000000-97936287c87fbd0a62ec2021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Indobufen GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Indobufen GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Indobufen GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 10V, Positive-QTOFsplash10-0002-0090000000-d6998af7274076b5cbd72016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 20V, Positive-QTOFsplash10-0ufs-0490000000-0fa936e5c74078ca0aa82016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 40V, Positive-QTOFsplash10-014i-3940000000-0fc65aeb392191f3c3c02016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 10V, Negative-QTOFsplash10-0006-0090000000-cb1c30a102a19f40ccc72016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 20V, Negative-QTOFsplash10-0udl-0190000000-8facea89cf164018c6f32016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 40V, Negative-QTOFsplash10-053r-3960000000-4fda7c2097ac721c6f122016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 10V, Positive-QTOFsplash10-004j-0090000000-ab9f93483f536e8c30d72021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 20V, Positive-QTOFsplash10-004i-0090000000-3196a3b2149b7becd21c2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 40V, Positive-QTOFsplash10-00yl-3950000000-54afedfcd3aad1e42a412021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 10V, Negative-QTOFsplash10-0f6x-0090000000-14886f1e09fc49d52d952021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 20V, Negative-QTOFsplash10-0udi-0090000000-3f51a9fb601d0b8e30e02021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Indobufen 40V, Negative-QTOFsplash10-001l-1590000000-d136177361f2abd879452021-10-12Wishart 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 IDDB12545
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 LinkIndobufen
METLIN IDNot Available
PubChem Compound107641
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 ]