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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2013-07-09 16:08:02 UTC
Update Date2019-07-23 07:15:24 UTC
HMDB IDHMDB0060932
Secondary Accession Numbers
  • HMDB60932
Metabolite Identification
Common NameN-Desmethyl sildenafil (UK-103,320)
DescriptionN-Desmethyl sildenafil (UK-103 320) is a metabolite of sildenafil. Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, is a drug used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). It was originally developed by British scientists and then brought to market by the US-based pharmaceutical company Pfizer. It acts by inhibiting cGMP-specific phosphodiesterase type 5, an enzyme that promotes degradation of cGMP, which regulates blood flow in the penis. (Wikipedia)
Structure
Data?1563866124
Synonyms
Chemical FormulaC21H28N6O4S
Average Molecular Weight460.55
Monoisotopic Molecular Weight460.189274104
IUPAC Name5-[2-ethoxy-5-(piperazine-1-sulfonyl)phenyl]-1-methyl-3-propyl-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one
Traditional Name5-[2-ethoxy-5-(piperazine-1-sulfonyl)phenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
CAS Registry NumberNot Available
SMILES
CCCC1=NN(C)C2=C1NC(=NC2=O)C1=C(OCC)C=CC(=C1)S(=O)(=O)N1CCNCC1
InChI Identifier
InChI=1S/C21H28N6O4S/c1-4-6-16-18-19(26(3)25-16)21(28)24-20(23-18)15-13-14(7-8-17(15)31-5-2)32(29,30)27-11-9-22-10-12-27/h7-8,13,22H,4-6,9-12H2,1-3H3,(H,23,24,28)
InChI KeyUZTKBZXHEOVDRL-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzenesulfonamides. These are organic compounds containing a sulfonamide group that is S-linked to a benzene ring.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzenesulfonamides
Direct ParentBenzenesulfonamides
Alternative Parents
Substituents
  • Benzenesulfonamide
  • Pyrazolopyrimidine
  • Benzenesulfonyl group
  • Phenoxy compound
  • Phenol ether
  • Alkyl aryl ether
  • Pyrimidone
  • Pyrimidine
  • 1,4-diazinane
  • Organosulfonic acid amide
  • Piperazine
  • Sulfonyl
  • Azole
  • Organosulfonic acid or derivatives
  • Vinylogous amide
  • Pyrazole
  • Organic sulfonic acid or derivatives
  • Heteroaromatic compound
  • Secondary aliphatic amine
  • Ether
  • Azacycle
  • Organoheterocyclic compound
  • Secondary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Amine
  • Organic oxide
  • Organic nitrogen compound
  • Organosulfur compound
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Organopnictogen 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
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm
Biospecimen Locations
  • Blood
  • Urine
Tissue Locations
  • Kidney
  • Liver
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
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 IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound6426858
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