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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 09:49:13 UTC
Update Date2021-09-26 23:04:31 UTC
HMDB IDHMDB0252120
Secondary Accession NumbersNone
Metabolite Identification
Common NameEtozolin
Descriptionethyl 2-[3-methyl-4-oxo-5-(piperidin-1-yl)-1,3-thiazolidin-2-ylidene]acetate belongs to the class of organic compounds known as alpha amino acids and derivatives. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon), or a derivative thereof. Based on a literature review very few articles have been published on ethyl 2-[3-methyl-4-oxo-5-(piperidin-1-yl)-1,3-thiazolidin-2-ylidene]acetate. This compound has been identified in human blood as reported by (PMID: 31557052 ). Etozolin is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Etozolin 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
Ethyl 2-[3-methyl-4-oxo-5-(piperidin-1-yl)-1,3-thiazolidin-2-ylidene]acetic acidGenerator
Ethyl 2-(3-methyl-4-oxo-5-piperidin-1-yl-1,3-thiazolidin-2-ylidene)acetic acidGenerator
Chemical FormulaC13H20N2O3S
Average Molecular Weight284.37
Monoisotopic Molecular Weight284.119463686
IUPAC Nameethyl 2-[3-methyl-4-oxo-5-(piperidin-1-yl)-1,3-thiazolidin-2-ylidene]acetate
Traditional Nameethyl 2-[3-methyl-4-oxo-5-(piperidin-1-yl)-1,3-thiazolidin-2-ylidene]acetate
CAS Registry NumberNot Available
SMILES
CCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1C
InChI Identifier
InChI=1S/C13H20N2O3S/c1-3-18-11(16)9-10-14(2)12(17)13(19-10)15-7-5-4-6-8-15/h9,13H,3-8H2,1-2H3
InChI KeyZCKKHYXUQFTBIK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alpha amino acids and derivatives. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon), or a derivative thereof.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentAlpha amino acids and derivatives
Alternative Parents
Substituents
  • Alpha-amino acid or derivatives
  • Piperidine
  • Vinylogous thioester
  • Acrylic acid or derivatives
  • Tertiary carboxylic acid amide
  • Vinylogous amide
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Thiazolidine
  • Carboxamide group
  • Carboxylic acid ester
  • Ketene acetal or derivatives
  • Lactam
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Organoheterocyclic compound
  • Hemithioaminal
  • Organonitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organooxygen compound
  • Organic nitrogen compound
  • Carbonyl group
  • Organic oxygen compound
  • 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
logP2.27ALOGPS
logP1.92ChemAxon
logS-1.7ALOGPS
pKa (Strongest Basic)5.35ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area49.85 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity85.5 m³·mol⁻¹ChemAxon
Polarizability30.57 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+168.14330932474
DeepCCS[M-H]-165.78530932474
DeepCCS[M-2H]-199.40930932474
DeepCCS[M+Na]+175.07230932474
AllCCS[M+H]+164.132859911
AllCCS[M+H-H2O]+160.832859911
AllCCS[M+NH4]+167.132859911
AllCCS[M+Na]+167.932859911
AllCCS[M-H]-167.032859911
AllCCS[M+Na-2H]-167.432859911
AllCCS[M+HCOO]-167.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
EtozolinCCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1C3136.7Standard polar33892256
EtozolinCCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1C2191.5Standard non polar33892256
EtozolinCCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1C2314.5Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Etozolin GC-MS (Non-derivatized) - 70eV, Positivesplash10-004i-9560000000-f48b3f29c493712036af2021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Etozolin 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 - Etozolin 10V, Positive-QTOFsplash10-000i-2090000000-0472fb8d691291997e172019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 20V, Positive-QTOFsplash10-004i-2930000000-cae513150d3d2af7aa202019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 40V, Positive-QTOFsplash10-0ar0-9300000000-09def6c0ceb2ce36ee162019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 10V, Negative-QTOFsplash10-0a5i-5970000000-5d1ae7a4d51f1555ff8e2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 20V, Negative-QTOFsplash10-003r-8900000000-6f2ef9775097b70db4cc2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 40V, Negative-QTOFsplash10-01si-8900000000-84f5851b97de03fea9122019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 10V, Positive-QTOFsplash10-000i-0090000000-9edc13eb6d225f78ef902021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 20V, Positive-QTOFsplash10-000i-5290000000-ecdbef81aeedcc35a96c2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 40V, Positive-QTOFsplash10-001j-9400000000-dba8a999bac812d8181f2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 10V, Negative-QTOFsplash10-001i-0090000000-07442ff143458f73cda22021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 20V, Negative-QTOFsplash10-000i-1590000000-b7acebe84b8d1b9ff8372021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Etozolin 40V, Negative-QTOFsplash10-006x-9500000000-544e4980512424df9baf2021-10-12Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H 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 NMR1H NMR Spectrum (1D, 200 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, 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 NMR13C NMR Spectrum (1D, 400 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, 500 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, 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 NMR13C NMR Spectrum (1D, 700 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 NMR1H NMR Spectrum (1D, 800 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, 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 ID6065
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
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 ]