Hmdb loader
Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-10 21:07:01 UTC
Update Date2021-09-26 22:51:15 UTC
HMDB IDHMDB0243900
Secondary Accession NumbersNone
Metabolite Identification
Common Name1-Hydroxyisoquinoline
Descriptionisoquinolin-1(2H)-one, also known as 1(2H)-isoquinolinone, belongs to the class of organic compounds known as isoquinolones and derivatives. These are aromatic polycyclic compounds containing a ketone bearing isoquinoline moiety. Based on a literature review a significant number of articles have been published on isoquinolin-1(2H)-one. This compound has been identified in human blood as reported by (PMID: 31557052 ). 1-hydroxyisoquinoline is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 1-Hydroxyisoquinoline 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
1(2H)-IsoquinolinoneChEBI
Isoquinolin-1(2H)-oneKEGG
IsocarbostyrilMeSH
Chemical FormulaC9H7NO
Average Molecular Weight145.161
Monoisotopic Molecular Weight145.052763849
IUPAC Name1,2-dihydroisoquinolin-1-one
Traditional Nameisocarbostyril
CAS Registry NumberNot Available
SMILES
O=C1NC=CC2=CC=CC=C12
InChI Identifier
InChI=1S/C9H7NO/c11-9-8-4-2-1-3-7(8)5-6-10-9/h1-6H,(H,10,11)
InChI KeyVDBNYAPERZTOOF-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as isoquinolones and derivatives. These are aromatic polycyclic compounds containing a ketone bearing isoquinoline moiety.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIsoquinolines and derivatives
Sub ClassIsoquinolones and derivatives
Direct ParentIsoquinolones and derivatives
Alternative Parents
Substituents
  • Isoquinolone
  • Pyridinone
  • Benzenoid
  • Pyridine
  • Heteroaromatic compound
  • Lactam
  • Azacycle
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
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
logP1.11ALOGPS
logP1.32ChemAxon
logS-1.9ALOGPS
pKa (Strongest Acidic)12.78ChemAxon
pKa (Strongest Basic)-5.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area29.1 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity43.44 m³·mol⁻¹ChemAxon
Polarizability14.78 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M-2H]-162.6430932474
DeepCCS[M+Na]+137.90730932474
AllCCS[M+H]+128.432859911
AllCCS[M+H-H2O]+123.632859911
AllCCS[M+NH4]+133.032859911
AllCCS[M+Na]+134.332859911
AllCCS[M-H]-126.432859911
AllCCS[M+Na-2H]-127.232859911
AllCCS[M+HCOO]-128.132859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
1-HydroxyisoquinolineO=C1NC=CC2=CC=CC=C122459.7Standard polar33892256
1-HydroxyisoquinolineO=C1NC=CC2=CC=CC=C121567.9Standard non polar33892256
1-HydroxyisoquinolineO=C1NC=CC2=CC=CC=C121749.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
1-Hydroxyisoquinoline,1TMS,isomer #1C[Si](C)(C)N1C=CC2=CC=CC=C2C1=O1737.3Semi standard non polar33892256
1-Hydroxyisoquinoline,1TMS,isomer #1C[Si](C)(C)N1C=CC2=CC=CC=C2C1=O1775.9Standard non polar33892256
1-Hydroxyisoquinoline,1TMS,isomer #1C[Si](C)(C)N1C=CC2=CC=CC=C2C1=O2047.0Standard polar33892256
1-Hydroxyisoquinoline,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C=CC2=CC=CC=C2C1=O1920.3Semi standard non polar33892256
1-Hydroxyisoquinoline,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C=CC2=CC=CC=C2C1=O1959.5Standard non polar33892256
1-Hydroxyisoquinoline,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)N1C=CC2=CC=CC=C2C1=O2174.0Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 1-Hydroxyisoquinoline GC-MS (Non-derivatized) - 70eV, Positivesplash10-014j-1900000000-a81e5ec53a6bc80605122021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-Hydroxyisoquinoline GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - 1-Hydroxyisoquinoline 61V, Positive-QTOFsplash10-0002-0900000000-a63a074fb2b40b32231d2021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 10V, Positive-QTOFsplash10-0002-0900000000-60297ffed5247c54773d2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 20V, Positive-QTOFsplash10-0002-3900000000-c1e30ba18838bb75cfce2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 40V, Positive-QTOFsplash10-004u-9100000000-373df31b6ec3549d819a2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 10V, Negative-QTOFsplash10-0006-0900000000-4469a76adba69b6c728a2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 20V, Negative-QTOFsplash10-0006-0900000000-4469a76adba69b6c728a2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Hydroxyisoquinoline 40V, Negative-QTOFsplash10-0006-9300000000-ee24ffafce789caac3722021-10-12Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-12Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-12Wishart 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 IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID9864
KEGG Compound IDC06324
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID18350
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 ]