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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 10:15:02 UTC
Update Date2021-09-26 23:04:53 UTC
HMDB IDHMDB0252365
Secondary Accession NumbersNone
Metabolite Identification
Common NameFluorescin
DescriptionFluorescin belongs to the class of organic compounds known as xanthenes. These are polycyclic aromatic compounds containing a xanthene moiety, which consists of two benzene rings joined to each other by a pyran ring. Based on a literature review a significant number of articles have been published on Fluorescin. This compound has been identified in human blood as reported by (PMID: 31557052 ). Fluorescin is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Fluorescin 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
2-(3,6-Dihydroxyxanthen-9-yl)benzoic acidChEBI
2-(3,6-Dihydroxyxanthen-9-yl)benzoateGenerator
DihydrofluoresceinMeSH
H2F FluorescentMeSH
Chemical FormulaC20H14O5
Average Molecular Weight334.3222
Monoisotopic Molecular Weight334.084123558
IUPAC Name2-(3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid
Traditional Namefluorescin
CAS Registry NumberNot Available
SMILES
OC(=O)C1=CC=CC=C1C1C2=CC=C(O)C=C2OC2=C1C=CC(O)=C2
InChI Identifier
InChI=1S/C20H14O5/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24/h1-10,19,21-22H,(H,23,24)
InChI KeyMURGITYSBWUQTI-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as xanthenes. These are polycyclic aromatic compounds containing a xanthene moiety, which consists of two benzene rings joined to each other by a pyran ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct ParentXanthenes
Alternative Parents
Substituents
  • Xanthene
  • Diaryl ether
  • Benzoic acid or derivatives
  • Benzoic acid
  • Benzoyl
  • 1-hydroxy-2-unsubstituted benzenoid
  • Monocyclic benzene moiety
  • Benzenoid
  • Oxacycle
  • Carboxylic acid derivative
  • Carboxylic acid
  • Ether
  • Monocarboxylic acid or derivatives
  • Organic oxygen compound
  • Organic oxide
  • Organooxygen compound
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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
logP3.99ALOGPS
logP4.06ChemAxon
logS-4.3ALOGPS
pKa (Strongest Acidic)3.89ChemAxon
pKa (Strongest Basic)-6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area86.99 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity91.84 m³·mol⁻¹ChemAxon
Polarizability33.88 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
DeepCCS[M+H]+173.5730932474
DeepCCS[M-H]-171.21230932474
DeepCCS[M-2H]-205.02130932474
DeepCCS[M+Na]+180.24830932474
AllCCS[M+H]+177.332859911
AllCCS[M+H-H2O]+174.032859911
AllCCS[M+NH4]+180.432859911
AllCCS[M+Na]+181.232859911
AllCCS[M-H]-177.832859911
AllCCS[M+Na-2H]-176.532859911
AllCCS[M+HCOO]-175.432859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
FluorescinOC(=O)C1=CC=CC=C1C1C2=CC=C(O)C=C2OC2=C1C=CC(O)=C24845.2Standard polar33892256
FluorescinOC(=O)C1=CC=CC=C1C1C2=CC=C(O)C=C2OC2=C1C=CC(O)=C22958.7Standard non polar33892256
FluorescinOC(=O)C1=CC=CC=C1C1C2=CC=C(O)C=C2OC2=C1C=CC(O)=C23354.2Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (Non-derivatized) - 70eV, Positivesplash10-014i-0089000000-c81d6d452f6e4991db272017-08-28Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TMS_2_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TMS_3_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TBDMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TBDMS_2_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Fluorescin GC-MS (TBDMS_3_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 10V, Positive-QTOFsplash10-000i-0029000000-e37744cae8fb4f105ed92017-07-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 20V, Positive-QTOFsplash10-000i-0097000000-7d5b3a1596978f4322fc2017-07-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 40V, Positive-QTOFsplash10-01p9-1090000000-da95bc67c83353dc10012017-07-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 10V, Negative-QTOFsplash10-001i-0039000000-8a46032f922d21fc270b2017-07-26Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 20V, Negative-QTOFsplash10-0019-0095000000-1921ea370407407f33cd2017-07-26Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 40V, Negative-QTOFsplash10-0079-2091000000-60aebefc55098ff2341e2017-07-26Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 10V, Positive-QTOFsplash10-00kr-0009000000-5410d2df63e1ff0ac3d52021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 20V, Positive-QTOFsplash10-014i-0009000000-038c04ee951cfe8e8d642021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 40V, Positive-QTOFsplash10-001r-0149000000-b0657cc71dcf5c0f15632021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 10V, Negative-QTOFsplash10-000i-0094000000-bcc19a93e9be71fafe842021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 20V, Negative-QTOFsplash10-000i-0090000000-0a3e5099626d13619fc02021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Fluorescin 40V, Negative-QTOFsplash10-000i-0091000000-80e001e03f93bbc8e1d52021-10-12Wishart 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 IDDB07764
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID61512
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkFluorescein
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID42492
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 ]