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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-05-17 01:26:42 UTC
Update Date2022-03-07 03:17:46 UTC
HMDB IDHMDB0060519
Secondary Accession Numbers
  • HMDB60519
Metabolite Identification
Common Nametrans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene
Descriptiontrans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene, also known as trans-dmba-5,6-dihydrodiol, belongs to the class of organic compounds known as phenanthrenes and derivatives. These are polycyclic compounds containing a phenanthrene moiety, which is a tricyclic aromatic compound with three non-linearly fused benzene. trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene is an extremely weak basic (essentially neutral) compound (based on its pKa). trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene exists in all living organisms, ranging from bacteria to humans. These are polycyclic compounds containing a phenanthrene moiety, which is a tricyclic aromatic compound with three non-linearly fused benzene.
Structure
Data?1563866071
Synonyms
ValueSource
trans-DMBA-5,6-dihydrodiolKegg
Chemical FormulaC20H18O2
Average Molecular Weight290.3557
Monoisotopic Molecular Weight290.13067982
IUPAC Name(5S,6S)-7,12-dimethyl-5,6-dihydrotetraphene-5,6-diol
Traditional Name(5S,6S)-7,12-dimethyl-5,6-dihydrotetraphene-5,6-diol
CAS Registry NumberNot Available
SMILES
CC1=C2[C@H](O)[C@@H](O)C3=CC=CC=C3C2=C(C)C2=CC=CC=C12
InChI Identifier
InChI=1S/C20H18O2/c1-11-13-7-3-4-8-14(13)12(2)18-17(11)15-9-5-6-10-16(15)19(21)20(18)22/h3-10,19-22H,1-2H3/t19-,20-/m0/s1
InChI KeySGVWCDYKBWRHKJ-PMACEKPBSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as phenanthrenes and derivatives. These are polycyclic compounds containing a phenanthrene moiety, which is a tricyclic aromatic compound with three non-linearly fused benzene.
KingdomOrganic compounds
Super ClassBenzenoids
ClassPhenanthrenes and derivatives
Sub ClassNot Available
Direct ParentPhenanthrenes and derivatives
Alternative Parents
Substituents
  • Phenanthrene
  • Naphthalene
  • Secondary alcohol
  • 1,2-diol
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Alcohol
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic 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
Water Solubility0.0059 g/LALOGPS
logP3.66ALOGPS
logP4.05ChemAxon
logS-4.7ALOGPS
pKa (Strongest Acidic)13.13ChemAxon
pKa (Strongest Basic)-3.5ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area40.46 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity88.73 m³·mol⁻¹ChemAxon
Polarizability32.46 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+167.18131661259
DarkChem[M-H]-166.26531661259
DeepCCS[M-2H]-205.08430932474
DeepCCS[M+Na]+180.31130932474
AllCCS[M+H]+170.332859911
AllCCS[M+H-H2O]+166.732859911
AllCCS[M+NH4]+173.732859911
AllCCS[M+Na]+174.732859911
AllCCS[M-H]-176.432859911
AllCCS[M+Na-2H]-175.632859911
AllCCS[M+HCOO]-174.832859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022.7.91 minutes32390414
Predicted by Siyang on May 30, 202213.6119 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.86 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2433.6 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid338.9 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid195.6 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid189.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid203.5 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid506.9 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 Acid684.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)72.2 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1040.9 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid464.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1557.7 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid399.3 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid365.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate279.3 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA158.2 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water7.8 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthraceneCC1=C2[C@H](O)[C@@H](O)C3=CC=CC=C3C2=C(C)C2=CC=CC=C123900.4Standard polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthraceneCC1=C2[C@H](O)[C@@H](O)C3=CC=CC=C3C2=C(C)C2=CC=CC=C122784.2Standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthraceneCC1=C2[C@H](O)[C@@H](O)C3=CC=CC=C3C2=C(C)C2=CC=CC=C122916.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,1TMS,isomer #1CC1=C2C3=CC=CC=C3[C@H](O)[C@@H](O[Si](C)(C)C)C2=C(C)C2=CC=CC=C122770.7Semi standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,1TMS,isomer #2CC1=C2C3=CC=CC=C3[C@H](O[Si](C)(C)C)[C@@H](O)C2=C(C)C2=CC=CC=C122772.3Semi standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,2TMS,isomer #1CC1=C2C3=CC=CC=C3[C@H](O[Si](C)(C)C)[C@@H](O[Si](C)(C)C)C2=C(C)C2=CC=CC=C122722.6Semi standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,1TBDMS,isomer #1CC1=C2C3=CC=CC=C3[C@H](O)[C@@H](O[Si](C)(C)C(C)(C)C)C2=C(C)C2=CC=CC=C122985.2Semi standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,1TBDMS,isomer #2CC1=C2C3=CC=CC=C3[C@H](O[Si](C)(C)C(C)(C)C)[C@@H](O)C2=C(C)C2=CC=CC=C122990.5Semi standard non polar33892256
trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene,2TBDMS,isomer #1CC1=C2C3=CC=CC=C3[C@H](O[Si](C)(C)C(C)(C)C)[C@@H](O[Si](C)(C)C(C)(C)C)C2=C(C)C2=CC=CC=C123137.4Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene GC-MS (Non-derivatized) - 70eV, Positivesplash10-0bt9-0490000000-b267cff3234a08405ce52017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene GC-MS (2 TMS) - 70eV, Positivesplash10-00r2-3019300000-d411b77f042f21b91b1e2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 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 - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 10V, Positive-QTOFsplash10-0006-0090000000-50918a86e6337daa5c8d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 20V, Positive-QTOFsplash10-08fu-0390000000-aac92d3bb111dbf5523d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 40V, Positive-QTOFsplash10-0kdi-1590000000-5783c5e183b7a23d94992017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 10V, Negative-QTOFsplash10-000i-0090000000-f12b2d0d9279d10da32b2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 20V, Negative-QTOFsplash10-000i-0090000000-d0424171e06c12e58cd22017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracene 40V, Negative-QTOFsplash10-024r-0090000000-f78765125fed1d405fd52017-10-06Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane (predicted from logP)
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 IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDC19607
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound12778780
PDB IDNot Available
ChEBI ID82593
Food Biomarker OntologyNot Available
VMH IDM03038
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Magrane M: UniProt Knowledgebase: a hub of integrated protein data. Database (Oxford). 2011 Mar 29;2011:bar009. doi: 10.1093/database/bar009. Print 2011. [PubMed:21447597 ]

Enzymes

General function:
Involved in catalytic activity
Specific function:
Biotransformation enzyme that catalyzes the hydrolysis of arene and aliphatic epoxides to less reactive and more water soluble dihydrodiols by the trans addition of water.
Gene Name:
EPHX1
Uniprot ID:
P07099
Molecular weight:
52948.48
Reactions
7,12-Dimethylbenz[a]anthracene 5,6-oxide + Water → trans-5,6-Dihydro-5,6-dihydroxy-7,12-dimethylbenz[a]anthracenedetails