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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 17:09:15 UTC
Update Date2021-09-26 23:12:26 UTC
HMDB IDHMDB0256623
Secondary Accession NumbersNone
Metabolite Identification
Common NamePizotifen
DescriptionPizotifen, also known as pizotyline or sandomigran, belongs to the class of organic compounds known as cycloheptathiophenes. These are polycyclic compounds containing a thiophene ring fused to a 7 member carbocyclic moiety. Thiophene is 5-membered ring consisting of four carbon atoms and one sulfur atom. Based on a literature review very few articles have been published on Pizotifen. This compound has been identified in human blood as reported by (PMID: 31557052 ). Pizotifen is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Pizotifen 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
PizotifeneChEBI
PizotifenoChEBI
PizotifenumChEBI
PizotylineChEBI
SandomigranKegg
PizotifenMeSH
PolomigranMeSH
Chemical FormulaC19H21NS
Average Molecular Weight295.44
Monoisotopic Molecular Weight295.139470854
IUPAC Name1-methyl-4-{6-thiatricyclo[8.4.0.0³,⁷]tetradeca-1(14),3(7),4,10,12-pentaen-2-ylidene}piperidine
Traditional Namelitec
CAS Registry NumberNot Available
SMILES
CN1CCC(CC1)=C1C2=C(CCC3=CC=CC=C13)SC=C2
InChI Identifier
InChI=1S/C19H21NS/c1-20-11-8-15(9-12-20)19-16-5-3-2-4-14(16)6-7-18-17(19)10-13-21-18/h2-5,10,13H,6-9,11-12H2,1H3
InChI KeyFIADGNVRKBPQEU-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as cycloheptathiophenes. These are polycyclic compounds containing a thiophene ring fused to a 7 member carbocyclic moiety. Thiophene is 5-membered ring consisting of four carbon atoms and one sulfur atom.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassCycloheptathiophenes
Sub ClassNot Available
Direct ParentCycloheptathiophenes
Alternative Parents
Substituents
  • Cycloheptathiophene
  • Benzenoid
  • Piperidine
  • Heteroaromatic compound
  • Thiophene
  • Tertiary aliphatic amine
  • Tertiary amine
  • Azacycle
  • Organic nitrogen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Amine
  • 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
logP4.7ALOGPS
logP4.49ChemAxon
logS-4.6ALOGPS
pKa (Strongest Basic)7.98ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area3.24 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity101.1 m³·mol⁻¹ChemAxon
Polarizability34.36 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M-2H]-202.47330932474
DeepCCS[M+Na]+178.03930932474
AllCCS[M+H]+170.932859911
AllCCS[M+H-H2O]+167.532859911
AllCCS[M+NH4]+174.132859911
AllCCS[M+Na]+175.032859911
AllCCS[M-H]-176.932859911
AllCCS[M+Na-2H]-176.232859911
AllCCS[M+HCOO]-175.632859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PizotifenCN1CCC(CC1)=C1C2=C(CCC3=CC=CC=C13)SC=C23581.0Standard polar33892256
PizotifenCN1CCC(CC1)=C1C2=C(CCC3=CC=CC=C13)SC=C22379.7Standard non polar33892256
PizotifenCN1CCC(CC1)=C1C2=C(CCC3=CC=CC=C13)SC=C22417.9Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Pizotifen GC-MS (Non-derivatized) - 70eV, Positivesplash10-001a-1290000000-48f94071621397e673d52021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pizotifen 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 - Pizotifen 35V, Positive-QTOFsplash10-0002-9470000000-05adfff1af0352bc8f3d2021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 10V, Positive-QTOFsplash10-0002-1190000000-6de3fd6e80737b451c902016-08-02Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 20V, Positive-QTOFsplash10-0002-2590000000-d6f195e32b8585cab2672016-08-02Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 40V, Positive-QTOFsplash10-007k-9580000000-dc71fd2897b493600c672016-08-02Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 10V, Negative-QTOFsplash10-0006-0090000000-1b6fa0245085077dc8e92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 20V, Negative-QTOFsplash10-0006-1090000000-6eced7dde6bc41d29ed92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pizotifen 40V, Negative-QTOFsplash10-0a4i-9150000000-366f1a4ec48525508b162016-08-03Wishart 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 IDDB06153
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID25497
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkPizotifen
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID50212
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 ]