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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 09:35:19 UTC
Update Date2021-09-26 23:04:14 UTC
HMDB IDHMDB0251940
Secondary Accession NumbersNone
Metabolite Identification
Common NameEsaprazole
DescriptionEsaprazole, also known as hexaprazol, belongs to the class of organic compounds known as alpha amino acid amides. These are amide derivatives of alpha amino acids. Esaprazole is a very strong basic compound (based on its pKa). This compound has been identified in human blood as reported by (PMID: 31557052 ). Esaprazole is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Esaprazole 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
Esaprazole monohydrochlorideMeSH
N-((N-Cyclohexylcarbamoyl)methyl)piperazineMeSH
HexaprazolMeSH
Chemical FormulaC12H23N3O
Average Molecular Weight225.336
Monoisotopic Molecular Weight225.184112373
IUPAC NameN-cyclohexyl-2-(piperazin-1-yl)ethanimidic acid
Traditional NameN-cyclohexyl-2-(piperazin-1-yl)ethanimidic acid
CAS Registry NumberNot Available
SMILES
OC(CN1CCNCC1)=NC1CCCCC1
InChI Identifier
InChI=1S/C12H23N3O/c16-12(10-15-8-6-13-7-9-15)14-11-4-2-1-3-5-11/h11,13H,1-10H2,(H,14,16)
InChI KeyRTFADALJKSFJDZ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alpha amino acid amides. These are amide derivatives of alpha amino acids.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentAlpha amino acid amides
Alternative Parents
Substituents
  • Alpha-amino acid amide
  • N-piperazineacetamide
  • N-alkylpiperazine
  • 1,4-diazinane
  • Piperazine
  • Carboxamide group
  • Secondary carboxylic acid amide
  • Tertiary amine
  • Tertiary aliphatic amine
  • Secondary aliphatic amine
  • Secondary amine
  • Azacycle
  • Organoheterocyclic compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organic nitrogen compound
  • Amine
  • Carbonyl group
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic 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
logP0.31ALOGPS
logP-1.3ChemAxon
logS-2.1ALOGPS
pKa (Strongest Acidic)3.95ChemAxon
pKa (Strongest Basic)9.22ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area47.86 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity65.08 m³·mol⁻¹ChemAxon
Polarizability25.96 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+154.02630932474
DeepCCS[M-H]-151.60530932474
DeepCCS[M-2H]-186.79230932474
DeepCCS[M+Na]+161.59130932474
AllCCS[M+H]+153.732859911
AllCCS[M+H-H2O]+149.932859911
AllCCS[M+NH4]+157.232859911
AllCCS[M+Na]+158.232859911
AllCCS[M-H]-157.332859911
AllCCS[M+Na-2H]-157.732859911
AllCCS[M+HCOO]-158.232859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
EsaprazoleOC(CN1CCNCC1)=NC1CCCCC11998.2Standard polar33892256
EsaprazoleOC(CN1CCNCC1)=NC1CCCCC11958.4Standard non polar33892256
EsaprazoleOC(CN1CCNCC1)=NC1CCCCC11978.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Esaprazole,2TMS,isomer #1C[Si](C)(C)OC(CN1CCN([Si](C)(C)C)CC1)=NC1CCCCC12099.5Semi standard non polar33892256
Esaprazole,2TMS,isomer #1C[Si](C)(C)OC(CN1CCN([Si](C)(C)C)CC1)=NC1CCCCC12079.1Standard non polar33892256
Esaprazole,2TMS,isomer #1C[Si](C)(C)OC(CN1CCN([Si](C)(C)C)CC1)=NC1CCCCC12972.9Standard polar33892256
Esaprazole,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(CN1CCN([Si](C)(C)C(C)(C)C)CC1)=NC1CCCCC12506.5Semi standard non polar33892256
Esaprazole,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(CN1CCN([Si](C)(C)C(C)(C)C)CC1)=NC1CCCCC12429.8Standard non polar33892256
Esaprazole,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(CN1CCN([Si](C)(C)C(C)(C)C)CC1)=NC1CCCCC13090.9Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (Non-derivatized) - 70eV, Positivesplash10-003v-9400000000-8cd38aedae4d2d9e4fb92021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Esaprazole GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 10V, Positive-QTOFsplash10-0002-9010000000-174c3da6e847abc0da682016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 20V, Positive-QTOFsplash10-0002-9000000000-b2ee3d37f7190c1d4a252016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 40V, Positive-QTOFsplash10-05fu-9000000000-71d6b49762be7bf75ab02016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 10V, Negative-QTOFsplash10-00di-1190000000-74ad9f4016e046b801612016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 20V, Negative-QTOFsplash10-00dj-9560000000-4999f42fcbf25a86810d2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 40V, Negative-QTOFsplash10-0007-9000000000-bad6aa23b36961f176d32016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 10V, Positive-QTOFsplash10-004i-0090000000-f1d93e7cbe1a25addf7b2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 20V, Positive-QTOFsplash10-004i-1190000000-65c890d35290e42a51972021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 40V, Positive-QTOFsplash10-0002-9200000000-aa3fe311ca6ee98165be2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 10V, Negative-QTOFsplash10-00di-0090000000-cfa62e996d95535b0a692021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 20V, Negative-QTOFsplash10-00dj-7290000000-70367c500b3e3517f2462021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Esaprazole 40V, Negative-QTOFsplash10-0007-9300000000-78df514b3f37c07771522021-10-12Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-13Wishart 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 IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound68835
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 ]