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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 14:32:04 UTC
Update Date2021-09-26 23:09:29 UTC
HMDB IDHMDB0255009
Secondary Accession NumbersNone
Metabolite Identification
Common NameN-(4-Benzyloxybenzyl)acetohydroxamic acid
DescriptionN-(4-Benzyloxybenzyl)acetohydroxamic acid, also known as BW A137C, belongs to the class of organic compounds known as phenol ethers. These are aromatic compounds containing an ether group substituted with a benzene ring. Based on a literature review very few articles have been published on N-(4-Benzyloxybenzyl)acetohydroxamic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). N-(4-benzyloxybenzyl)acetohydroxamic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically N-(4-Benzyloxybenzyl)acetohydroxamic 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
N-(4-Benzyloxybenzyl)acetohydroxamateGenerator
BW a137cMeSH
BWA 137CMeSH
Chemical FormulaC16H17NO3
Average Molecular Weight271.316
Monoisotopic Molecular Weight271.120843411
IUPAC NameN-{[4-(benzyloxy)phenyl]methyl}-N-hydroxyacetamide
Traditional NameN-{[4-(benzyloxy)phenyl]methyl}-N-hydroxyacetamide
CAS Registry NumberNot Available
SMILES
CC(=O)N(O)CC1=CC=C(OCC2=CC=CC=C2)C=C1
InChI Identifier
InChI=1S/C16H17NO3/c1-13(18)17(19)11-14-7-9-16(10-8-14)20-12-15-5-3-2-4-6-15/h2-10,19H,11-12H2,1H3
InChI KeyLWIAYVCOMRXMSJ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as phenol ethers. These are aromatic compounds containing an ether group substituted with a benzene ring.
KingdomOrganic compounds
Super ClassBenzenoids
ClassPhenol ethers
Sub ClassNot Available
Direct ParentPhenol ethers
Alternative Parents
Substituents
  • Phenoxy compound
  • Phenol ether
  • Alkyl aryl ether
  • Monocyclic benzene moiety
  • Acetamide
  • Acetohydroxamic acid
  • Hydroxamic acid
  • Carboxylic acid derivative
  • Ether
  • Organooxygen compound
  • Organonitrogen compound
  • Organopnictogen compound
  • Organic nitrogen compound
  • Carbonyl group
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • 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
logP2.64ALOGPS
logP2.48ChemAxon
logS-3.5ALOGPS
pKa (Strongest Acidic)8.17ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area49.77 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity76.82 m³·mol⁻¹ChemAxon
Polarizability29.57 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]+161.14530932474
DeepCCS[M-H]-158.78730932474
DeepCCS[M-2H]-191.69930932474
DeepCCS[M+Na]+167.23830932474
AllCCS[M+H]+163.732859911
AllCCS[M+H-H2O]+160.232859911
AllCCS[M+NH4]+167.032859911
AllCCS[M+Na]+167.932859911
AllCCS[M-H]-167.832859911
AllCCS[M+Na-2H]-167.732859911
AllCCS[M+HCOO]-167.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N-(4-Benzyloxybenzyl)acetohydroxamic acidCC(=O)N(O)CC1=CC=C(OCC2=CC=CC=C2)C=C13347.3Standard polar33892256
N-(4-Benzyloxybenzyl)acetohydroxamic acidCC(=O)N(O)CC1=CC=C(OCC2=CC=CC=C2)C=C12368.8Standard non polar33892256
N-(4-Benzyloxybenzyl)acetohydroxamic acidCC(=O)N(O)CC1=CC=C(OCC2=CC=CC=C2)C=C12425.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-0005-5900000000-f21a709a809dea6e5b672021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 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 - N-(4-Benzyloxybenzyl)acetohydroxamic acid 10V, Positive-QTOFsplash10-008d-2390000000-6d225b2f5235643303342021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 20V, Positive-QTOFsplash10-0fdp-3290000000-3336cb132099ec6eee072021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 40V, Positive-QTOFsplash10-0006-9300000000-0210e3d6b0b0c6a7a4f72021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 10V, Negative-QTOFsplash10-00di-4090000000-f7db120f146cf5d3184d2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 20V, Negative-QTOFsplash10-05fr-9020000000-df91ef43cf14abfdddd62021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-(4-Benzyloxybenzyl)acetohydroxamic acid 40V, Negative-QTOFsplash10-0006-9300000000-c4f9cf934ed6243c2e5c2021-10-12Wishart 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 ID114499
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound129265
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 ]