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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-10 23:26:23 UTC
Update Date2021-09-26 22:55:29 UTC
HMDB IDHMDB0246418
Secondary Accession NumbersNone
Metabolite Identification
Common Name4-Ethoxybenzamide
Description4-Ethoxybenzamide belongs to the class of organic compounds known as benzamides. These are organic compounds containing a carboxamido substituent attached to a benzene ring. Based on a literature review very few articles have been published on 4-Ethoxybenzamide. This compound has been identified in human blood as reported by (PMID: 31557052 ). 4-ethoxybenzamide is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 4-Ethoxybenzamide 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
SynonymsNot Available
Chemical FormulaC9H11NO2
Average Molecular Weight165.192
Monoisotopic Molecular Weight165.078978598
IUPAC Name4-ethoxybenzamide
Traditional NameP-ethoxybenzamide
CAS Registry NumberNot Available
SMILES
CCOC1=CC=C(C=C1)C(N)=O
InChI Identifier
InChI=1S/C9H11NO2/c1-2-12-8-5-3-7(4-6-8)9(10)11/h3-6H,2H2,1H3,(H2,10,11)
InChI KeyAZEIRPAUJXANCS-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzamides. These are organic compounds containing a carboxamido substituent attached to a benzene ring.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzoic acids and derivatives
Direct ParentBenzamides
Alternative Parents
Substituents
  • Benzamide
  • Phenoxy compound
  • Benzoyl
  • Phenol ether
  • Alkyl aryl ether
  • Carboxamide group
  • Primary carboxylic acid amide
  • Carboxylic acid derivative
  • Ether
  • Organic nitrogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic 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
logP1.27ALOGPS
logP1.02ChemAxon
logS-2ALOGPS
pKa (Strongest Acidic)14.62ChemAxon
pKa (Strongest Basic)-0.21ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area52.32 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity46.35 m³·mol⁻¹ChemAxon
Polarizability17.59 ųChemAxon
Number of Rings1ChemAxon
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]+140.46530932474
DeepCCS[M-H]-137.75530932474
DeepCCS[M-2H]-174.18330932474
DeepCCS[M+Na]+149.32630932474
AllCCS[M+H]+135.632859911
AllCCS[M+H-H2O]+131.232859911
AllCCS[M+NH4]+139.732859911
AllCCS[M+Na]+140.832859911
AllCCS[M-H]-136.632859911
AllCCS[M+Na-2H]-137.732859911
AllCCS[M+HCOO]-139.032859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Predicted by Siyang on May 30, 202210.5829 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20222.4 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1290.1 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid343.1 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid128.5 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid200.4 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid78.2 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid325.6 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid384.2 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)192.1 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid846.3 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid330.4 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid963.6 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid254.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid288.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate397.5 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA305.8 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water93.2 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
4-EthoxybenzamideCCOC1=CC=C(C=C1)C(N)=O2755.0Standard polar33892256
4-EthoxybenzamideCCOC1=CC=C(C=C1)C(N)=O1532.8Standard non polar33892256
4-EthoxybenzamideCCOC1=CC=C(C=C1)C(N)=O1696.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
4-Ethoxybenzamide,1TMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C)C=C11740.1Semi standard non polar33892256
4-Ethoxybenzamide,1TMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C)C=C11793.7Standard non polar33892256
4-Ethoxybenzamide,1TMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C)C=C12043.6Standard polar33892256
4-Ethoxybenzamide,2TMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C=C11815.0Semi standard non polar33892256
4-Ethoxybenzamide,2TMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C=C11831.9Standard non polar33892256
4-Ethoxybenzamide,2TMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C)[Si](C)(C)C)C=C11973.1Standard polar33892256
4-Ethoxybenzamide,1TBDMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C(C)(C)C)C=C11972.3Semi standard non polar33892256
4-Ethoxybenzamide,1TBDMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C(C)(C)C)C=C11997.0Standard non polar33892256
4-Ethoxybenzamide,1TBDMS,isomer #1CCOC1=CC=C(C(=O)N[Si](C)(C)C(C)(C)C)C=C12182.5Standard polar33892256
4-Ethoxybenzamide,2TBDMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C12297.1Semi standard non polar33892256
4-Ethoxybenzamide,2TBDMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C12250.2Standard non polar33892256
4-Ethoxybenzamide,2TBDMS,isomer #1CCOC1=CC=C(C(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C=C12192.3Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 4-Ethoxybenzamide GC-MS (Non-derivatized) - 70eV, Positivesplash10-009i-1900000000-626cdb053105a3c5c4142021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Ethoxybenzamide 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 - 4-Ethoxybenzamide 10V, Positive-QTOFsplash10-014i-0900000000-40168e5b927bdb1859712021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethoxybenzamide 20V, Positive-QTOFsplash10-00r2-1900000000-ea749e4613cf427180da2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethoxybenzamide 40V, Positive-QTOFsplash10-0gbd-9100000000-badf755fece2d56e6eeb2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethoxybenzamide 10V, Negative-QTOFsplash10-03di-0900000000-6fa6ff3d3d86362b16442021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethoxybenzamide 20V, Negative-QTOFsplash10-0006-9000000000-b10d8c14ed483a76f9542021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethoxybenzamide 40V, Negative-QTOFsplash10-0006-9000000000-90726b17dc36e29c52992021-10-12Wishart 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 NMR13C NMR Spectrum (1D, 300 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, 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 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 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 ID97815
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkEthenzamide
METLIN IDNot Available
PubChem Compound108776
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 ]