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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 17:29:57 UTC
Update Date2021-09-26 23:12:51 UTC
HMDB IDHMDB0256878
Secondary Accession NumbersNone
Metabolite Identification
Common NameProxyphylline
DescriptionProxyphylline, also known as monophyllin, belongs to the class of organic compounds known as xanthines. These are purine derivatives with a ketone group conjugated at carbons 2 and 6 of the purine moiety. Based on a literature review a significant number of articles have been published on Proxyphylline. This compound has been identified in human blood as reported by (PMID: 31557052 ). Proxyphylline is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Proxyphylline 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
MonophyllinKegg
SpasmolysinMeSH
PurophyllinMeSH
ProxiphyllineMeSH
7-(2-Hydroxypropyl)theophyllineMeSH
Chemical FormulaC10H14N4O3
Average Molecular Weight238.247
Monoisotopic Molecular Weight238.106590327
IUPAC Name7-(2-hydroxypropyl)-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione
Traditional Nameproxyphylline
CAS Registry NumberNot Available
SMILES
CC(O)CN1C=NC2=C1C(=O)N(C)C(=O)N2C
InChI Identifier
InChI=1S/C10H14N4O3/c1-6(15)4-14-5-11-8-7(14)9(16)13(3)10(17)12(8)2/h5-6,15H,4H2,1-3H3
InChI KeyKYHQZNGJUGFTGR-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as xanthines. These are purine derivatives with a ketone group conjugated at carbons 2 and 6 of the purine moiety.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassImidazopyrimidines
Sub ClassPurines and purine derivatives
Direct ParentXanthines
Alternative Parents
Substituents
  • Xanthine
  • 6-oxopurine
  • Purinone
  • Alkaloid or derivatives
  • Pyrimidone
  • N-substituted imidazole
  • Pyrimidine
  • Azole
  • Imidazole
  • Heteroaromatic compound
  • Vinylogous amide
  • Secondary alcohol
  • Lactam
  • Urea
  • Azacycle
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxygen compound
  • Alcohol
  • Organic nitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
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
logP-0.27ALOGPS
logP-0.82ChemAxon
logS-1.2ALOGPS
pKa (Strongest Acidic)15.17ChemAxon
pKa (Strongest Basic)-0.97ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area78.67 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity60.54 m³·mol⁻¹ChemAxon
Polarizability23.66 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+148.93130932474
DeepCCS[M-H]-146.57330932474
DeepCCS[M-2H]-180.35330932474
DeepCCS[M+Na]+155.3530932474
AllCCS[M+H]+152.632859911
AllCCS[M+H-H2O]+149.032859911
AllCCS[M+NH4]+156.032859911
AllCCS[M+Na]+157.032859911
AllCCS[M-H]-154.732859911
AllCCS[M+Na-2H]-154.932859911
AllCCS[M+HCOO]-155.232859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
ProxyphyllineCC(O)CN1C=NC2=C1C(=O)N(C)C(=O)N2C2592.9Standard polar33892256
ProxyphyllineCC(O)CN1C=NC2=C1C(=O)N(C)C(=O)N2C2088.8Standard non polar33892256
ProxyphyllineCC(O)CN1C=NC2=C1C(=O)N(C)C(=O)N2C2065.8Semi standard non polar33892256
Spectra
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 IDDB13449
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID4806
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkProxyphylline
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 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 ]