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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 09:17:37 UTC
Update Date2021-09-26 23:03:53 UTC
HMDB IDHMDB0251718
Secondary Accession NumbersNone
Metabolite Identification
Common NameEgtazic acid
Descriptionethylene glycol bis(2-aminoethyl)tetraacetic acid, also known as EGTA or [ethylenebis(oxyethylenenitrilo)]tetraacetic acid, belongs to the class of organic compounds known as tetracarboxylic acids and derivatives. These are carboxylic acids containing exactly four carboxyl groups. ethylene glycol bis(2-aminoethyl)tetraacetic acid is a very strong basic compound (based on its pKa). A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-ethyl group respectively. This compound has been identified in human blood as reported by (PMID: 31557052 ). Egtazic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Egtazic acid 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
3,12-Bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acidChEBI
[Ethylenebis(oxyethylenenitrilo)]tetraacetic acidChEBI
EGTAChEBI
Egtazic acidChEBI
Ethylene glycol bis(beta-aminoethyl ether)-N,N,n',n'-tetraacetic acidChEBI
Ethylene glycol-O,o'-bis(2-aminoethyl)-N,N,n',n'-tetraacetic acidChEBI
H4EGtaChEBI
3,12-Bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioateGenerator
[Ethylenebis(oxyethylenenitrilo)]tetraacetateGenerator
EgtazateGenerator
Ethylene glycol bis(b-aminoethyl ether)-N,N,n',n'-tetraacetateGenerator
Ethylene glycol bis(b-aminoethyl ether)-N,N,n',n'-tetraacetic acidGenerator
Ethylene glycol bis(beta-aminoethyl ether)-N,N,n',n'-tetraacetateGenerator
Ethylene glycol bis(β-aminoethyl ether)-N,N,n',n'-tetraacetateGenerator
Ethylene glycol bis(β-aminoethyl ether)-N,N,n',n'-tetraacetic acidGenerator
Ethylene glycol-O,o'-bis(2-aminoethyl)-N,N,n',n'-tetraacetateGenerator
Ethylene glycol bis(2-aminoethyl)tetraacetateGenerator
2-[2-[2-[2-[Bis(carboxymethyl)amino]ethoxy]ethoxy]ethyl-(carboxymethyl)amino]acetateGenerator
Acid, egtazicMeSH
Magnesium egtaMeSH
GEDTAMeSH
Egtazic acid sodium saltMeSH
Ethylene glycol bis(2-aminoethyl ether)tetraacetic acidMeSH
Magnesium-egtaMeSH
Tetrasodium egtaMeSH
Egtazic acid disodium saltMeSH
EGATAMeSH
Glycoletherdiamine-N,N,n',n'-tetraacetic acidMeSH
EGTA, tetrasodiumMeSH
Egtazic acid potassium saltMeSH
Ethylene glycol tetraacetic acidMeSH
Ethylenebis(oxyethylenenitrile)tetraacetic acidMeSH
Chemical FormulaC14H24N2O10
Average Molecular Weight380.35
Monoisotopic Molecular Weight380.143094981
IUPAC Name3,12-bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acid
Traditional NameEGTA
CAS Registry NumberNot Available
SMILES
OC(=O)CN(CCOCCOCCN(CC(O)=O)CC(O)=O)CC(O)=O
InChI Identifier
InChI=1S/C14H24N2O10/c17-11(18)7-15(8-12(19)20)1-3-25-5-6-26-4-2-16(9-13(21)22)10-14(23)24/h1-10H2,(H,17,18)(H,19,20)(H,21,22)(H,23,24)
InChI KeyDEFVIWRASFVYLL-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as tetracarboxylic acids and derivatives. These are carboxylic acids containing exactly four carboxyl groups.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassTetracarboxylic acids and derivatives
Direct ParentTetracarboxylic acids and derivatives
Alternative Parents
Substituents
  • Tetracarboxylic acid or derivatives
  • Alpha-amino acid
  • Alpha-amino acid or derivatives
  • Amino acid or derivatives
  • Amino acid
  • Tertiary aliphatic amine
  • Tertiary amine
  • Carboxylic acid
  • Dialkyl ether
  • Ether
  • Organic nitrogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Carbonyl group
  • Organopnictogen compound
  • Amine
  • Organic oxygen compound
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
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
logP-0.9ALOGPS
logP-7.2ChemAxon
logS-2.2ALOGPS
pKa (Strongest Acidic)2.16ChemAxon
pKa (Strongest Basic)7.45ChemAxon
Physiological Charge-2ChemAxon
Hydrogen Acceptor Count12ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area174.14 ŲChemAxon
Rotatable Bond Count17ChemAxon
Refractivity84.43 m³·mol⁻¹ChemAxon
Polarizability37.13 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+184.64730932474
DeepCCS[M-H]-182.2930932474
DeepCCS[M-2H]-215.17630932474
DeepCCS[M+Na]+190.74130932474
AllCCS[M+H]+181.232859911
AllCCS[M+H-H2O]+179.132859911
AllCCS[M+NH4]+183.232859911
AllCCS[M+Na]+183.832859911
AllCCS[M-H]-182.832859911
AllCCS[M+Na-2H]-183.532859911
AllCCS[M+HCOO]-184.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Egtazic acidOC(=O)CN(CCOCCOCCN(CC(O)=O)CC(O)=O)CC(O)=O3330.2Standard polar33892256
Egtazic acidOC(=O)CN(CCOCCOCCN(CC(O)=O)CC(O)=O)CC(O)=O2458.7Standard non polar33892256
Egtazic acidOC(=O)CN(CCOCCOCCN(CC(O)=O)CC(O)=O)CC(O)=O2961.2Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-0002-1921000000-44692988d23e1f23c4c42021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TMS_2_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TMS_3_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TMS_4_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TBDMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TBDMS_2_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TBDMS_3_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Egtazic acid GC-MS (TBDMS_4_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 10V, Positive-QTOFsplash10-001r-0219000000-8711a231ba057a7401a62016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 20V, Positive-QTOFsplash10-000i-1859000000-568fff87b59a970e443e2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 40V, Positive-QTOFsplash10-01p9-1950000000-1707e60a92b90d9b73492016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 10V, Negative-QTOFsplash10-004i-0219000000-4e1dc25641ef7061ca8d2016-08-04Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 20V, Negative-QTOFsplash10-004i-0839000000-c5c0082a2e07669288402016-08-04Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 40V, Negative-QTOFsplash10-001i-5910000000-d81f3e2399de70e376062016-08-04Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 10V, Positive-QTOFsplash10-01q9-0009000000-cd2d69b44b22e24edb7e2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 20V, Positive-QTOFsplash10-03di-0019000000-7703087f6187ae2339602021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 40V, Positive-QTOFsplash10-03k9-7911000000-bee65bc984e43fd5c9ef2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 10V, Negative-QTOFsplash10-0400-0009000000-03f8da3ac9c316324d102021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 20V, Negative-QTOFsplash10-00n0-0679000000-425f021afac1d1f143092021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Egtazic acid 40V, Negative-QTOFsplash10-0c00-6920000000-b38f158d015fafa9e17b2021-10-12Wishart 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 NMR1H NMR Spectrum (1D, 1000 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, 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 NMR1H NMR Spectrum (1D, 600 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 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 NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-13Wishart LabView Spectrum
Predicted 1D NMR1H 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 LinkEGTA_(chemical)
METLIN IDNot Available
PubChem Compound6207
PDB IDNot Available
ChEBI ID30740
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 ]