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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-07-04 19:04:30 UTC
Update Date2021-09-14 15:46:31 UTC
HMDB IDHMDB0060868
Secondary Accession Numbers
  • HMDB60868
Metabolite Identification
Common NamePhenytoin quinone
DescriptionPhenytoin quinone belongs to the class of organic compounds known as phenylhydantoins. These are heterocyclic aromatic compounds containing an imiazolidinedione moiety substituted by a phenyl group. Phenytoin acts to suppress the abnormal brain activity seen in seizure by reducing electrical conductance among brain cells by stabilizing the inactive state of voltage-gated sodium channels. Phenytoin quinone is an extremely weak basic (essentially neutral) compound (based on its pKa). phenytoin quinone can be biosynthesized from phenytoin catechol; which is mediated by the enzyme nad(p)H dehydrogenase [quinone] 1. In humans, phenytoin quinone is involved in the metabolic disorder called the phenytoin (antiarrhythmic) action pathway. It is sometimes considered a class 1b antiarrhythmic. Phenytoin quinone is a metabolite of phenytoin. Phenytoin sodium is a commonly used antiepileptic. Aside from seizures, it is an option in the treatment of trigeminal neuralgia in the event that carbamazepine or other first-line treatment seems inappropriate.
Structure
Data?1563866115
SynonymsNot Available
Chemical FormulaC15H10N2O4
Average Molecular Weight282.2509
Monoisotopic Molecular Weight282.064056818
IUPAC Name5-(3,4-dioxocyclohexa-1,5-dien-1-yl)-5-phenylimidazolidine-2,4-dione
Traditional Name5-(3,4-dioxocyclohexa-1,5-dien-1-yl)-5-phenylimidazolidine-2,4-dione
CAS Registry NumberNot Available
SMILES
O=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC(=O)C(=O)C=C1
InChI Identifier
InChI=1S/C15H10N2O4/c18-11-7-6-10(8-12(11)19)15(9-4-2-1-3-5-9)13(20)16-14(21)17-15/h1-8H,(H2,16,17,20,21)
InChI KeyAWCFFJFKIPSEFH-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as phenylhydantoins. These are heterocyclic aromatic compounds containing an imiazolidinedione moiety substituted by a phenyl group.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassAzolidines
Sub ClassImidazolidines
Direct ParentPhenylhydantoins
Alternative Parents
Substituents
  • 5-phenylhydantoin
  • Phenylimidazolidine
  • Alpha-amino acid or derivatives
  • O-benzoquinone
  • Quinone
  • 5-monosubstituted hydantoin
  • N-acyl urea
  • Ureide
  • Monocyclic benzene moiety
  • Benzenoid
  • Dicarboximide
  • Urea
  • Carbonic acid derivative
  • Ketone
  • Cyclic ketone
  • Azacycle
  • Carboxylic acid derivative
  • Hydrocarbon derivative
  • Organic oxide
  • Organooxygen compound
  • Organonitrogen compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Organic nitrogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot 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
Water Solubility0.05 g/LALOGPS
logP1.22ALOGPS
logP1.37ChemAxon
logS-3.8ALOGPS
pKa (Strongest Acidic)9.44ChemAxon
pKa (Strongest Basic)-8.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area92.34 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity74.34 m³·mol⁻¹ChemAxon
Polarizability26.44 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
DarkChem[M+H]+167.83631661259
DarkChem[M-H]-160.86631661259
DeepCCS[M+H]+167.06530932474
DeepCCS[M-H]-164.70730932474
DeepCCS[M-2H]-198.3830932474
DeepCCS[M+Na]+173.60730932474
AllCCS[M+H]+163.932859911
AllCCS[M+H-H2O]+160.232859911
AllCCS[M+NH4]+167.432859911
AllCCS[M+Na]+168.432859911
AllCCS[M-H]-164.932859911
AllCCS[M+Na-2H]-164.332859911
AllCCS[M+HCOO]-163.732859911

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, 2022.4.56 minutes32390414
Predicted by Siyang on May 30, 202212.2415 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.67 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1872.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid327.9 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid135.5 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid194.5 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid93.2 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid397.0 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 Acid515.6 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)98.6 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1014.6 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid405.4 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1401.7 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid290.9 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid326.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate451.9 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA182.6 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water57.6 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Phenytoin quinoneO=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC(=O)C(=O)C=C14078.5Standard polar33892256
Phenytoin quinoneO=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC(=O)C(=O)C=C12637.3Standard non polar33892256
Phenytoin quinoneO=C1NC(=O)C(N1)(C1=CC=CC=C1)C1=CC(=O)C(=O)C=C12822.7Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Phenytoin quinone,1TMS,isomer #1C[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2876.7Semi standard non polar33892256
Phenytoin quinone,1TMS,isomer #1C[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2530.4Standard non polar33892256
Phenytoin quinone,1TMS,isomer #1C[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O4117.2Standard polar33892256
Phenytoin quinone,1TMS,isomer #2C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C12824.5Semi standard non polar33892256
Phenytoin quinone,1TMS,isomer #2C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C12505.2Standard non polar33892256
Phenytoin quinone,1TMS,isomer #2C[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C14207.8Standard polar33892256
Phenytoin quinone,2TMS,isomer #1C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2624.6Semi standard non polar33892256
Phenytoin quinone,2TMS,isomer #1C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2577.6Standard non polar33892256
Phenytoin quinone,2TMS,isomer #1C[Si](C)(C)N1C(=O)N([Si](C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O3783.0Standard polar33892256
Phenytoin quinone,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O3173.0Semi standard non polar33892256
Phenytoin quinone,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2735.1Standard non polar33892256
Phenytoin quinone,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)NC(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O4198.7Standard polar33892256
Phenytoin quinone,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C13093.6Semi standard non polar33892256
Phenytoin quinone,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C12710.2Standard non polar33892256
Phenytoin quinone,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)N1C(=O)NC(=O)C1(C1=CC(=O)C(=O)C=C1)C1=CC=CC=C14243.4Standard polar33892256
Phenytoin quinone,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O3180.6Semi standard non polar33892256
Phenytoin quinone,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O2992.9Standard non polar33892256
Phenytoin quinone,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C(=O)N([Si](C)(C)C(C)(C)C)C(C2=CC(=O)C(=O)C=C2)(C2=CC=CC=C2)C1=O3856.8Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Phenytoin quinone GC-MS (Non-derivatized) - 70eV, Positivesplash10-0gvk-1970000000-bcec85a1fc21800a28c92017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Phenytoin quinone 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 - Phenytoin quinone 10V, Positive-QTOFsplash10-01q9-0090000000-59f0c54e3a594c163ea52017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 20V, Positive-QTOFsplash10-03di-0290000000-5de8e8c2554a742e81262017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 40V, Positive-QTOFsplash10-0pe9-1900000000-58d1e6fb63fb29b5b15c2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 10V, Negative-QTOFsplash10-001i-0090000000-4c571b69f8a9f47036152017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 20V, Negative-QTOFsplash10-001i-3090000000-c26dcfdd90082c34ab892017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 40V, Negative-QTOFsplash10-0006-9740000000-c38c1abdf1e6dd18237f2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 10V, Positive-QTOFsplash10-001i-0090000000-3150e6cfd6c25b7f7c892021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 20V, Positive-QTOFsplash10-03di-0390000000-8ef9d58a07f422af38752021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 40V, Positive-QTOFsplash10-0gx0-1930000000-7e95f739021e036da0e72021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 10V, Negative-QTOFsplash10-001i-0090000000-474ffadd74c35f44454a2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 20V, Negative-QTOFsplash10-01ox-6290000000-8ff792d77c663cffdf372021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Phenytoin quinone 40V, Negative-QTOFsplash10-0006-9510000000-2dbcbbd5985ee2d625fd2021-10-12Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
Biospecimen Locations
  • Blood
  • Urine
Tissue Locations
  • Kidney
  • Liver
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
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 Compound131769980
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 ReferencesNot Available