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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-07-04 18:59:15 UTC
Update Date2019-07-23 07:15:05 UTC
HMDB IDHMDB0060785
Secondary Accession Numbers
  • HMDB60785
Metabolite Identification
Common Name6-Hydroxyemedastine
Description6-Hydroxyemedastine belongs to the class of organic compounds known as benzimidazoles. These are organic compounds containing a benzene ring fused to an imidazole ring (five member ring containing a nitrogen atom, 4 carbon atoms, and two double bonds). 6-Hydroxyemedastine is a very strong basic compound (based on its pKa). 6-Hydroxyemedastine is a metabolite of emedastine. Emedastine difumarate (Emadine) is a second generation antihistamine used in eye drops to treat allergic conjunctivitis. It's mechanism of action is a H1 receptor antagonist.
Structure
Data?1563866105
SynonymsNot Available
Chemical FormulaC17H26N4O2
Average Molecular Weight318.4139
Monoisotopic Molecular Weight318.205576096
IUPAC Name1-(2-ethoxyethyl)-2-(4-methyl-1,4-diazepan-1-yl)-1H-1,3-benzodiazol-6-ol
Traditional Name3-(2-ethoxyethyl)-2-(4-methyl-1,4-diazepan-1-yl)-1,3-benzodiazol-5-ol
CAS Registry NumberNot Available
SMILES
CCOCCN1C(=NC2=C1C=C(O)C=C2)N1CCCN(C)CC1
InChI Identifier
InChI=1S/C17H26N4O2/c1-3-23-12-11-21-16-13-14(22)5-6-15(16)18-17(21)20-8-4-7-19(2)9-10-20/h5-6,13,22H,3-4,7-12H2,1-2H3
InChI KeyYDYQGSLFCJVMNN-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzimidazoles. These are organic compounds containing a benzene ring fused to an imidazole ring (five member ring containing a nitrogen atom, 4 carbon atoms, and two double bonds).
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzimidazoles
Sub ClassNot Available
Direct ParentBenzimidazoles
Alternative Parents
Substituents
  • Benzimidazole
  • Dialkylarylamine
  • 1,4-diazepane
  • 1-hydroxy-2-unsubstituted benzenoid
  • Diazepane
  • Aminoimidazole
  • Benzenoid
  • N-substituted imidazole
  • Azole
  • Heteroaromatic compound
  • Imidazole
  • Tertiary aliphatic amine
  • Tertiary amine
  • Dialkyl ether
  • Azacycle
  • Ether
  • Amine
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organopnictogen compound
  • Organic oxygen compound
  • Organooxygen compound
  • Organonitrogen 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
Water Solubility2.29 g/LALOGPS
logP2.39ALOGPS
logP1.86ChemAxon
logS-2.1ALOGPS
pKa (Strongest Acidic)9.44ChemAxon
pKa (Strongest Basic)8.6ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area53.76 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity92.46 m³·mol⁻¹ChemAxon
Polarizability36.16 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]+174.13731661259
DarkChem[M-H]-175.05731661259
DeepCCS[M+H]+176.32130932474
DeepCCS[M-H]-173.96330932474
DeepCCS[M-2H]-206.84930932474
DeepCCS[M+Na]+182.41530932474
AllCCS[M+H]+175.532859911
AllCCS[M+H-H2O]+172.432859911
AllCCS[M+NH4]+178.332859911
AllCCS[M+Na]+179.132859911
AllCCS[M-H]-178.432859911
AllCCS[M+Na-2H]-178.532859911
AllCCS[M+HCOO]-178.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
6-HydroxyemedastineCCOCCN1C(=NC2=C1C=C(O)C=C2)N1CCCN(C)CC13677.0Standard polar33892256
6-HydroxyemedastineCCOCCN1C(=NC2=C1C=C(O)C=C2)N1CCCN(C)CC12599.0Standard non polar33892256
6-HydroxyemedastineCCOCCN1C(=NC2=C1C=C(O)C=C2)N1CCCN(C)CC12766.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
6-Hydroxyemedastine,1TMS,isomer #1CCOCCN1C(N2CCCN(C)CC2)=NC2=CC=C(O[Si](C)(C)C)C=C212665.0Semi standard non polar33892256
6-Hydroxyemedastine,1TBDMS,isomer #1CCOCCN1C(N2CCCN(C)CC2)=NC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C212858.9Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 6-Hydroxyemedastine GC-MS (Non-derivatized) - 70eV, Positivesplash10-0adi-6490000000-00f107ce84743f5b094c2017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 6-Hydroxyemedastine GC-MS (1 TMS) - 70eV, Positivesplash10-00or-6309000000-7f9bcdbdd8dc48b993912017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 6-Hydroxyemedastine 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 - 6-Hydroxyemedastine 10V, Positive-QTOFsplash10-014i-0029000000-712b48aa878c5924d96c2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 20V, Positive-QTOFsplash10-00xs-1093000000-ddd5f98e4d4c4ba1ee3c2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 40V, Positive-QTOFsplash10-05ai-9260000000-c53b0783030474713f132017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 10V, Negative-QTOFsplash10-014i-0039000000-6a63d634202dc093770d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 20V, Negative-QTOFsplash10-00kb-1093000000-4d898d9f2064c4ec39962017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 40V, Negative-QTOFsplash10-0101-2590000000-900be4be1f4159d15c882017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 10V, Positive-QTOFsplash10-014i-0009000000-0cb8fa1317b9e645f1712021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 20V, Positive-QTOFsplash10-014i-0059000000-4207c3259cd8ac3a11042021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 40V, Positive-QTOFsplash10-03di-1930000000-7e4f66014feb9340bcbc2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 10V, Negative-QTOFsplash10-014i-0029000000-b867ed4329eea230dd262021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 20V, Negative-QTOFsplash10-0cdj-0392000000-c51a9d4e950ecf7daec52021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 6-Hydroxyemedastine 40V, Negative-QTOFsplash10-0571-0980000000-2a540f2f3463298a950e2021-10-12Wishart 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 Compound14356145
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