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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 17:37:44 UTC
Update Date2021-09-26 23:13:03 UTC
HMDB IDHMDB0256988
Secondary Accession NumbersNone
Metabolite Identification
Common NamePyrodone
DescriptionPyrodone, also known as MGK-264, belongs to the class of organic compounds known as isoindolones. These are aromatic polycyclic compounds that an isoindole bearing a ketone. Based on a literature review very few articles have been published on Pyrodone. This compound has been identified in human blood as reported by (PMID: 31557052 ). Pyrodone is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Pyrodone 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-Octylbicycloheptene dicarboximideKegg
MGK-264HMDB
MGK 264HMDB
N-(2-Ethylhexyl)-5-norbornene-2,3-dicarboxamideHMDB
Ethylhexylbicycloheptene dicarboximideHMDB
Chemical FormulaC17H25NO2
Average Molecular Weight275.3859
Monoisotopic Molecular Weight275.188529049
IUPAC Name4-(2-ethylhexyl)-4-azatricyclo[5.2.1.0²,⁶]dec-8-ene-3,5-dione
Traditional Name4-(2-ethylhexyl)-4-azatricyclo[5.2.1.0²,⁶]dec-8-ene-3,5-dione
CAS Registry NumberNot Available
SMILES
CCCCC(CC)CN1C(=O)C2C3CC(C=C3)C2C1=O
InChI Identifier
InChI=1S/C17H25NO2/c1-3-5-6-11(4-2)10-18-16(19)14-12-7-8-13(9-12)15(14)17(18)20/h7-8,11-15H,3-6,9-10H2,1-2H3
InChI KeyWLLGXSLBOPFWQV-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
  • Carboxylic acid imide, n-substituted
  • Pyrrolidone
  • 2-pyrrolidone
  • N-alkylpyrrolidine
  • Carboxylic acid imide
  • Dicarboximide
  • Pyrrolidine
  • Lactam
  • Carboxylic acid derivative
  • Azacycle
  • Organopnictogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Carbonyl group
  • Organic oxide
  • Hydrocarbon derivative
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic 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
logP3.78ALOGPS
logP3.07ChemAxon
logS-3.5ALOGPS
pKa (Strongest Acidic)19.43ChemAxon
pKa (Strongest Basic)-5.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area37.38 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity79.69 m³·mol⁻¹ChemAxon
Polarizability31.9 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+171.19330932474
DeepCCS[M-H]-168.83530932474
DeepCCS[M-2H]-201.72130932474
DeepCCS[M+Na]+177.28730932474
AllCCS[M+H]+166.932859911
AllCCS[M+H-H2O]+163.632859911
AllCCS[M+NH4]+169.832859911
AllCCS[M+Na]+170.732859911
AllCCS[M-H]-172.632859911
AllCCS[M+Na-2H]-172.632859911
AllCCS[M+HCOO]-172.832859911

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, 2022.5.7 minutes32390414
Predicted by Siyang on May 30, 202218.2347 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.05 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2697.5 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid519.9 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid219.7 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid262.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid429.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid796.9 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 Acid811.0 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)79.1 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1569.8 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid527.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1708.3 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid488.1 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid462.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate398.7 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA418.5 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.4 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PyrodoneCCCCC(CC)CN1C(=O)C2C3CC(C=C3)C2C1=O3006.2Standard polar33892256
PyrodoneCCCCC(CC)CN1C(=O)C2C3CC(C=C3)C2C1=O2111.6Standard non polar33892256
PyrodoneCCCCC(CC)CN1C(=O)C2C3CC(C=C3)C2C1=O1989.1Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Pyrodone GC-MS (Non-derivatized) - 70eV, Positivesplash10-0694-9440000000-40454705bcde83d5fda42021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pyrodone GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
MSMass Spectrum (Electron Ionization)splash10-03xr-9510000000-d0247447731c32abc9a32014-10-20Not AvailableView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 10V, Positive-QTOFsplash10-004i-1490000000-95e5dd3401ddf362ec172016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 20V, Positive-QTOFsplash10-01tc-6490000000-6c6aae6faad89269ac6b2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 40V, Positive-QTOFsplash10-0006-9100000000-21da35f03c4473badc522016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 10V, Negative-QTOFsplash10-0229-0690000000-9b7810dfc603ba0831a72016-08-04Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 20V, Negative-QTOFsplash10-03di-1930000000-3c0254e457a0bf1672a72016-08-04Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pyrodone 40V, Negative-QTOFsplash10-03dv-9700000000-8aa1972a3ea8b0afb5602016-08-04Wishart 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 ID7934
KEGG Compound IDC18795
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkMachine Gun Kelly (musician)
METLIN IDNot Available
PubChem Compound8227
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1733511
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 ]