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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:52:30 UTC
Update Date2022-03-07 02:53:30 UTC
HMDB IDHMDB0032889
Secondary Accession Numbers
  • HMDB32889
Metabolite Identification
Common Name1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol
Description1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol belongs to the class of organic compounds known as naphthols and derivatives. These are naphthalene derivatives carrying one or more hydroxyl (-OH) groups at any ring position. Based on a literature review very few articles have been published on 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol.
Structure
Data?1563862322
Synonyms
ValueSource
1-((2,5-Dimethylphenyl)azo)-2-naphthalenolHMDB
1-(2,5-xylylazo)-2-NaphtholHMDB
1-(2,5-xylylazo)-2-Naphthol, 8ciHMDB
1-xylylazo-2-NaphtholHMDB
Chemical FormulaC18H16N2O
Average Molecular Weight276.3324
Monoisotopic Molecular Weight276.126263144
IUPAC Name1-[(E)-2-(2,5-dimethylphenyl)diazen-1-yl]naphthalen-2-ol
Traditional Name1-xylylazo-2-naphthol
CAS Registry Number85-82-5
SMILES
CC1=CC(\N=N\C2=C(O)C=CC3=CC=CC=C23)=C(C)C=C1
InChI Identifier
InChI=1S/C18H16N2O/c1-12-7-8-13(2)16(11-12)19-20-18-15-6-4-3-5-14(15)9-10-17(18)21/h3-11,21H,1-2H3/b20-19+
InChI KeyVUSAIZBVVMZCCH-FMQUCBEESA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as naphthols and derivatives. These are naphthalene derivatives carrying one or more hydroxyl (-OH) groups at any ring position.
KingdomOrganic compounds
Super ClassBenzenoids
ClassNaphthalenes
Sub ClassNaphthols and derivatives
Direct ParentNaphthols and derivatives
Alternative Parents
Substituents
  • 2-naphthol
  • P-xylene
  • Xylene
  • 1-hydroxy-2-unsubstituted benzenoid
  • Monocyclic benzene moiety
  • Azo compound
  • Organic 1,3-dipolar compound
  • Propargyl-type 1,3-dipolar organic compound
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point150 - 151 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0022 g/LALOGPS
logP5.45ALOGPS
logP6.09ChemAxon
logS-5.1ALOGPS
pKa (Strongest Acidic)11.84ChemAxon
pKa (Strongest Basic)0.23ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area44.95 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity88.89 m³·mol⁻¹ChemAxon
Polarizability31.2 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
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-2H]-204.64530932474
DeepCCS[M+Na]+179.87230932474
AllCCS[M+H]+162.932859911
AllCCS[M+H-H2O]+159.232859911
AllCCS[M+NH4]+166.432859911
AllCCS[M+Na]+167.432859911
AllCCS[M-H]-164.132859911
AllCCS[M+Na-2H]-162.532859911
AllCCS[M+HCOO]-160.932859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
1-[(2,5-Dimethylphenyl)azo]-2-naphthalenolCC1=CC(\N=N\C2=C(O)C=CC3=CC=CC=C23)=C(C)C=C13333.7Standard polar33892256
1-[(2,5-Dimethylphenyl)azo]-2-naphthalenolCC1=CC(\N=N\C2=C(O)C=CC3=CC=CC=C23)=C(C)C=C12387.0Standard non polar33892256
1-[(2,5-Dimethylphenyl)azo]-2-naphthalenolCC1=CC(\N=N\C2=C(O)C=CC3=CC=CC=C23)=C(C)C=C12674.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol,1TMS,isomer #1CC1=CC=C(C)C(/N=N/C2=C(O[Si](C)(C)C)C=CC3=CC=CC=C23)=C12511.7Semi standard non polar33892256
1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol,1TBDMS,isomer #1CC1=CC=C(C)C(/N=N/C2=C(O[Si](C)(C)C(C)(C)C)C=CC3=CC=CC=C23)=C12729.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol GC-MS (Non-derivatized) - 70eV, Positivesplash10-014j-2970000000-75e546361332cb311fe32017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol GC-MS (1 TMS) - 70eV, Positivesplash10-00e9-5696000000-281bd8bfa10c77dc3ff52017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 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 - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 10V, Positive-QTOFsplash10-004i-0790000000-8c9dd91d8e28f1a624542016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 20V, Positive-QTOFsplash10-0a7i-1930000000-3c9ca5ff4ad8b6142ed42016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 40V, Positive-QTOFsplash10-0a4i-3900000000-d0c4f5cb8f08d42a66642016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 10V, Negative-QTOFsplash10-004i-0690000000-152c01770946519638d62016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 20V, Negative-QTOFsplash10-05r0-0940000000-6b292b85bd102704c7ef2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 40V, Negative-QTOFsplash10-0api-2900000000-6a69754dfb6aff19b9812016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 10V, Positive-QTOFsplash10-004i-0490000000-c7697c9c7b0945bb8c642021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 20V, Positive-QTOFsplash10-0a6r-0930000000-0e13aa08182739bb8e5c2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 40V, Positive-QTOFsplash10-0uxr-2910000000-a961d648a9cabd41df322021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 10V, Negative-QTOFsplash10-004i-0090000000-2d992a3c6212e763fa4d2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 20V, Negative-QTOFsplash10-004i-0690000000-4e10523a069adbc363872021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-[(2,5-Dimethylphenyl)azo]-2-naphthalenol 40V, Negative-QTOFsplash10-0lfr-1920000000-feefee6974e311d641172021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB010871
KNApSAcK IDNot Available
Chemspider ID20152670
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID138774
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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .