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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-10 23:02:48 UTC
Update Date2021-09-26 22:54:48 UTC
HMDB IDHMDB0246003
Secondary Accession NumbersNone
Metabolite Identification
Common Name3,3'-Dimethoxybenzidine
Description3,3'-dimethoxy-[1,1'-biphenyl]-4,4'-diamine, also known as ortho-dianisidine, belongs to the class of organic compounds known as 3,3'-disubstituted benzidines. These are organic compounds containing a benzidine skeleton, which is substituted only at the 3- and 3'-positions. Based on a literature review very few articles have been published on 3,3'-dimethoxy-[1,1'-biphenyl]-4,4'-diamine. This compound has been identified in human blood as reported by (PMID: 31557052 ). 3,3'-dimethoxybenzidine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 3,3'-Dimethoxybenzidine 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
Ortho-dianisidineKegg
DianisidineMeSH
Dianisidine dihydrochlorideMeSH
Hydrochloride, dianisidineMeSH
O-DianisidineMeSH
3,3' DimethoxybenzidineMeSH
Dianisidine hydrochlorideMeSH
Sulfate, dianisidineMeSH
Dianisidine sulfateMeSH
Dihydrochloride, dianisidineMeSH
O DianisidineMeSH
Chemical FormulaC14H16N2O2
Average Molecular Weight244.289
Monoisotopic Molecular Weight244.121177766
IUPAC Name4-(4-amino-3-methoxyphenyl)-2-methoxyaniline
Traditional Namedianisidine
CAS Registry NumberNot Available
SMILES
COC1=C(N)C=CC(=C1)C1=CC(OC)=C(N)C=C1
InChI Identifier
InChI=1S/C14H16N2O2/c1-17-13-7-9(3-5-11(13)15)10-4-6-12(16)14(8-10)18-2/h3-8H,15-16H2,1-2H3
InChI KeyJRBJSXQPQWSCCF-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 3,3'-disubstituted benzidines. These are organic compounds containing a benzidine skeleton, which is substituted only at the 3- and 3'-positions.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBiphenyls and derivatives
Direct Parent3,3'-disubstituted benzidines
Alternative Parents
Substituents
  • 3,3'-disubstituted benzidine
  • Aminophenyl ether
  • Methoxyaniline
  • Phenoxy compound
  • Anisole
  • Phenol ether
  • Aniline or substituted anilines
  • Methoxybenzene
  • Alkyl aryl ether
  • Ether
  • Primary amine
  • Organopnictogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic nitrogen compound
  • Organic oxygen compound
  • Amine
  • Hydrocarbon derivative
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External Descriptors
Ontology
Not AvailableNot 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
logP2.02ALOGPS
logP1.65ChemAxon
logS-3.2ALOGPS
pKa (Strongest Basic)4.55ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area70.5 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity73.52 m³·mol⁻¹ChemAxon
Polarizability26.91 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]+166.62430932474
DeepCCS[M-H]-164.26630932474
DeepCCS[M-2H]-197.15230932474
DeepCCS[M+Na]+172.71730932474
AllCCS[M+H]+156.832859911
AllCCS[M+H-H2O]+152.932859911
AllCCS[M+NH4]+160.532859911
AllCCS[M+Na]+161.632859911
AllCCS[M-H]-159.732859911
AllCCS[M+Na-2H]-159.732859911
AllCCS[M+HCOO]-159.832859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
3,3'-DimethoxybenzidineCOC1=C(N)C=CC(=C1)C1=CC(OC)=C(N)C=C13502.0Standard polar33892256
3,3'-DimethoxybenzidineCOC1=C(N)C=CC(=C1)C1=CC(OC)=C(N)C=C12374.5Standard non polar33892256
3,3'-DimethoxybenzidineCOC1=C(N)C=CC(=C1)C1=CC(OC)=C(N)C=C12524.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
3,3'-Dimethoxybenzidine,1TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N2661.4Semi standard non polar33892256
3,3'-Dimethoxybenzidine,1TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N2596.1Standard non polar33892256
3,3'-Dimethoxybenzidine,1TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N3536.7Standard polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C2739.5Semi standard non polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C2781.9Standard non polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C3155.4Standard polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N2600.7Semi standard non polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N2680.3Standard non polar33892256
3,3'-Dimethoxybenzidine,2TMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N3292.5Standard polar33892256
3,3'-Dimethoxybenzidine,3TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C2676.9Semi standard non polar33892256
3,3'-Dimethoxybenzidine,3TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C2816.9Standard non polar33892256
3,3'-Dimethoxybenzidine,3TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C2976.0Standard polar33892256
3,3'-Dimethoxybenzidine,4TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C)[Si](C)(C)C2649.5Semi standard non polar33892256
3,3'-Dimethoxybenzidine,4TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C)[Si](C)(C)C2881.8Standard non polar33892256
3,3'-Dimethoxybenzidine,4TMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C)[Si](C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C)[Si](C)(C)C2811.7Standard polar33892256
3,3'-Dimethoxybenzidine,1TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N2918.1Semi standard non polar33892256
3,3'-Dimethoxybenzidine,1TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N2814.2Standard non polar33892256
3,3'-Dimethoxybenzidine,1TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N3568.1Standard polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3217.5Semi standard non polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3220.7Standard non polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #1COC1=CC(C2=CC=C(N[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3297.4Standard polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N3102.1Semi standard non polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N3112.4Standard non polar33892256
3,3'-Dimethoxybenzidine,2TBDMS,isomer #2COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N3354.0Standard polar33892256
3,3'-Dimethoxybenzidine,3TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3354.3Semi standard non polar33892256
3,3'-Dimethoxybenzidine,3TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3469.9Standard non polar33892256
3,3'-Dimethoxybenzidine,3TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N[Si](C)(C)C(C)(C)C3235.5Standard polar33892256
3,3'-Dimethoxybenzidine,4TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3502.9Semi standard non polar33892256
3,3'-Dimethoxybenzidine,4TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3694.0Standard non polar33892256
3,3'-Dimethoxybenzidine,4TBDMS,isomer #1COC1=CC(C2=CC=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C(OC)=C2)=CC=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C3157.7Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 3,3'-Dimethoxybenzidine GC-MS (Non-derivatized) - 70eV, Positivesplash10-002f-0290000000-6c2f368a60cc2aa464492021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3,3'-Dimethoxybenzidine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 75V, Positive-QTOFsplash10-000i-0900000000-1333a5f624be8d18c6fc2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 90V, Positive-QTOFsplash10-000i-0900000000-c87e752c4ad6e95d4bb22021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 60V, Positive-QTOFsplash10-000i-0950000000-401593244e5df19498f32021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 15V, Positive-QTOFsplash10-0002-0090000000-76c8fdc90ef40061b7ba2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 55V, Positive-QTOFsplash10-001i-0390000000-f94a069bc831f0cc93b12021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 80V, Positive-QTOFsplash10-000i-0910000000-a6efe7b1db0b5a58a4f22021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 50V, Positive-QTOFsplash10-0a4r-0900000000-d8c4ae57acfd1e07818d2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 30V, Positive-QTOFsplash10-000t-0090000000-035457a2c2436dce30972021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 55V, Positive-QTOFsplash10-001i-0090000000-be51ee56a3dceab37e5c2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 35V, Positive-QTOFsplash10-001i-0090000000-e7ba29d3e7fa3fce971f2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 45V, Positive-QTOFsplash10-001i-0190000000-dc7e78dc2f932a4dbdcd2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 40V, Positive-QTOFsplash10-000i-0910000000-8deb33a8f1d04bd854f52021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 30V, Positive-QTOFsplash10-0udr-0590000000-7b71d0252223f6f0a88e2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 10V, Positive-QTOFsplash10-0005-0090000000-c72b307fdbd49d0255272021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 20V, Positive-QTOFsplash10-001m-0090000000-43bc39af92506eb5680c2021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 10V, Positive-QTOFsplash10-0002-0090000000-7baf4d101a9926a6325b2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 20V, Positive-QTOFsplash10-0002-0190000000-cd00e4735dd15dc6aa512016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 40V, Positive-QTOFsplash10-03ej-1930000000-26fdfa2d8770951e27a82016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 10V, Negative-QTOFsplash10-0006-0090000000-e4fa9ad96d42a8354ff92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 20V, Negative-QTOFsplash10-0006-0090000000-8d74a657222d85ed49e72016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 40V, Negative-QTOFsplash10-0095-7970000000-c7a47fd9604c76b498ed2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 10V, Positive-QTOFsplash10-0002-0090000000-20e51451d2fb6fc55d162021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 20V, Positive-QTOFsplash10-01ot-0390000000-258f21c546da39c189752021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 40V, Positive-QTOFsplash10-00ed-0930000000-bb9f923cf7efa11bf3252021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3,3'-Dimethoxybenzidine 10V, Negative-QTOFsplash10-0006-0090000000-ba98f00aedf482df562f2021-10-12Wishart 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 ID8104
KEGG Compound IDC19231
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 ]