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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-09-23 20:05:19 UTC
Update Date2021-09-23 20:05:19 UTC
HMDB IDHMDB0302721
Secondary Accession NumbersNone
Metabolite Identification
Common NamePretazettine
DescriptionPretazettine, also known as pretazettine hydrochloride, (6abeta,8beta)-isomer, is a member of the class of compounds known as tazettine-type amaryllidaceae alkaloids. Tazettine-type amaryllidaceae alkaloids are amaryllidaceae alkaloids derived from the haemanthamine-type alkaloids, which are characterized as a linkage between C6 and C11 by an oxygen atom to form a [3,4-g]benzopyran framework. Pretazettine is slightly soluble (in water) and a very weakly acidic compound (based on its pKa). Pretazettine can be found in lovage, which makes pretazettine a potential biomarker for the consumption of this food product.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC18H21NO5
Average Molecular Weight331.363
Monoisotopic Molecular Weight331.141972787
IUPAC Name(1S,11R,13R,16S,18S)-18-methoxy-15-methyl-5,7,12-trioxa-15-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,19-tetraen-11-ol
Traditional Namepretazettine
CAS Registry NumberNot Available
SMILES
CO[C@H]1C[C@@H]2N(C)C[C@@H]3O[C@@H](O)C4=CC5=C(OCO5)C=C4[C@@]23C=C1
InChI Identifier
InChI=1S/C18H21NO5/c1-19-8-16-18(4-3-10(21-2)5-15(18)19)12-7-14-13(22-9-23-14)6-11(12)17(20)24-16/h3-4,6-7,10,15-17,20H,5,8-9H2,1-2H3/t10-,15+,16+,17-,18+/m1/s1
InChI KeyKLJOYDMUWKSYBP-YNBLHMCPSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as tazettine-type amaryllidaceae alkaloids. These are amaryllidaceae alkaloids derived from the haemanthamine-type alkaloids, which are characterized as a linkage between C6 and C11 by an oxygen atom to form a [3,4-g]benzopyran framework.
KingdomOrganic compounds
Super ClassAlkaloids and derivatives
ClassAmaryllidaceae alkaloids
Sub ClassTazettine-type amaryllidaceae alkaloids
Direct ParentTazettine-type amaryllidaceae alkaloids
Alternative Parents
Substituents
  • Tazettine alkaloid skeleton
  • Benzopyran
  • Isochromane
  • 2-benzopyran
  • Benzodioxole
  • Indole or derivatives
  • Aralkylamine
  • N-alkylpyrrolidine
  • Benzenoid
  • Pyrrolidine
  • Hemiacetal
  • Tertiary amine
  • Tertiary aliphatic amine
  • Oxacycle
  • Acetal
  • Ether
  • Dialkyl ether
  • Azacycle
  • Organoheterocyclic compound
  • Amine
  • Organooxygen compound
  • Organonitrogen compound
  • Hydrocarbon derivative
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
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
logP0.73ALOGPS
logP1.1ChemAxon
logS-2.1ALOGPS
pKa (Strongest Acidic)11.54ChemAxon
pKa (Strongest Basic)7.71ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area60.39 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity86.89 m³·mol⁻¹ChemAxon
Polarizability34.52 ųChemAxon
Number of Rings5ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
AllCCS[M+H]+179.27432859911
AllCCS[M+H-H2O]+176.11832859911
AllCCS[M+Na]+183.03432859911
AllCCS[M+NH4]+182.19532859911
AllCCS[M-H]-182.4732859911
AllCCS[M+Na-2H]-182.11832859911
AllCCS[M+HCOO]-181.8732859911
DeepCCS[M-2H]-216.78630932474
DeepCCS[M+Na]+192.21130932474

Predicted Kovats Retention Indices

Not Available
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 10V, Positive-QTOFsplash10-001i-0009000000-e2435e272ca9f1a2d42f2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 20V, Positive-QTOFsplash10-0f89-0059000000-cafe65902dcbae1ebf7d2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 40V, Positive-QTOFsplash10-054o-1490000000-3350b494f2ef37f52c8c2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 10V, Negative-QTOFsplash10-001i-0119000000-8e3643f4ca920a1640fe2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 20V, Negative-QTOFsplash10-001i-0059000000-11edba5eac58052a23ab2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 40V, Negative-QTOFsplash10-03ds-2931000000-9cde7fc633100e58bb8c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 10V, Positive-QTOFsplash10-001i-0009000000-918c8ddc5fbef0f4ca7c2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 20V, Positive-QTOFsplash10-001i-0009000000-fefcf3e894e6993c6dbc2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 40V, Positive-QTOFsplash10-0f80-0592000000-fc3653dcf02c25c992882021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 10V, Negative-QTOFsplash10-001i-0009000000-84445a1cf82498088abb2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 20V, Negative-QTOFsplash10-001i-0009000000-51577d2cac66b76a3ea02021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pretazettine 40V, Negative-QTOFsplash10-0inj-0389000000-76f32be696d3d3ea0c2f2021-10-21Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 IDFDB005931
KNApSAcK IDC00001580
Chemspider ID66088
KEGG Compound IDC08536
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI IDNot Available
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 ReferencesNot Available