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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 18:17:19 UTC
Update Date2021-09-26 23:13:39 UTC
HMDB IDHMDB0257354
Secondary Accession NumbersNone
Metabolite Identification
Common NameRubiadin
Descriptionrubiadin belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group. Thus, rubiadin is considered to be an aromatic polyketide. rubiadin is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a significant number of articles have been published on rubiadin. This compound has been identified in human blood as reported by (PMID: 31557052 ). Rubiadin is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Rubiadin 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
1,3-Dihydroxy-2-methyl-9,10-anthracenedioneMeSH
Chemical FormulaC15H10O4
Average Molecular Weight254.241
Monoisotopic Molecular Weight254.057908802
IUPAC Name1,3-dihydroxy-2-methyl-9,10-dihydroanthracene-9,10-dione
Traditional Namerubiadin
CAS Registry NumberNot Available
SMILES
CC1=C(O)C=C2C(=O)C3=CC=CC=C3C(=O)C2=C1O
InChI Identifier
InChI=1S/C15H10O4/c1-7-11(16)6-10-12(13(7)17)15(19)9-5-3-2-4-8(9)14(10)18/h2-6,16-17H,1H3
InChI KeyIRZTUXPRIUZXMP-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group.
KingdomOrganic compounds
Super ClassBenzenoids
ClassAnthracenes
Sub ClassAnthraquinones
Direct ParentHydroxyanthraquinones
Alternative Parents
Substituents
  • Hydroxyanthraquinone
  • Aryl ketone
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Vinylogous acid
  • Ketone
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic compounds
External Descriptors
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
logP3.08ALOGPS
logP3.47ChemAxon
logS-3.2ALOGPS
pKa (Strongest Acidic)7.81ChemAxon
pKa (Strongest Basic)-5.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area74.6 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity70.15 m³·mol⁻¹ChemAxon
Polarizability25.54 ųChemAxon
Number of Rings3ChemAxon
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]+157.63530932474
DeepCCS[M-H]-155.27730932474
DeepCCS[M-2H]-188.69630932474
DeepCCS[M+Na]+163.88330932474
AllCCS[M+H]+156.032859911
AllCCS[M+H-H2O]+152.132859911
AllCCS[M+NH4]+159.732859911
AllCCS[M+Na]+160.732859911
AllCCS[M-H]-158.332859911
AllCCS[M+Na-2H]-157.632859911
AllCCS[M+HCOO]-156.932859911

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. Predicted by Afia on May 17, 2022.6.54 minutes32390414
Predicted by Siyang on May 30, 202212.9194 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.18 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2460.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid348.4 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid143.9 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid204.1 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid246.3 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid645.3 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 Acid806.0 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)67.6 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1105.7 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid433.9 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1464.9 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid450.4 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid471.4 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate404.9 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA203.6 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water131.7 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
RubiadinCC1=C(O)C=C2C(=O)C3=CC=CC=C3C(=O)C2=C1O3476.2Standard polar33892256
RubiadinCC1=C(O)C=C2C(=O)C3=CC=CC=C3C(=O)C2=C1O2191.3Standard non polar33892256
RubiadinCC1=C(O)C=C2C(=O)C3=CC=CC=C3C(=O)C2=C1O2630.6Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (Non-derivatized) - 70eV, Positivesplash10-0fba-0690000000-956621f2931b11f26ca12021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TMS_2_1) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Rubiadin GC-MS (TBDMS_2_1) - 70eV, PositiveNot Available2021-11-05Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 40V, Negative-QTOFsplash10-00fr-0190000000-65bd3a79e3fb09aeb7aa2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 20V, Negative-QTOFsplash10-0udi-0090000000-c8d3fe03fa20462a1ccd2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 10V, Positive-QTOFsplash10-0a4i-0090000000-9c84c0a6171be97ae4582021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 20V, Positive-QTOFsplash10-0a4i-0590000000-d08a8123b6787ae4c5f72021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 10V, Negative-QTOFsplash10-0udi-0090000000-711473018b841bc958432021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Rubiadin 40V, Positive-QTOFsplash10-0uxu-1900000000-ea1172f4923f173d882a2021-09-20HMDB team, MONAView 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 IDC00002862
Chemspider ID110563
KEGG Compound IDC10402
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkRubiadin
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID69533
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 ]