You are using an unsupported browser. Please upgrade your browser to a newer version to get the best experience on Human Metabolome Database.
Record Information
Version3.6
Creation Date2006-08-13 13:57:36 UTC
Update Date2016-02-11 01:06:37 UTC
HMDB IDHMDB04194
Secondary Accession NumbersNone
Metabolite Identification
Common NameN1-Methyl-4-pyridone-3-carboxamide
DescriptionN1-Methyl-4-pyridone-5-carboxamide (4PY ) is a normal human metabolite (one of the end products of nicotinamide-adenine dinucleotide (NAD) degradation). 4PY concentration in serum is elevated in non-dialyzed chronic renal failure (CRF) patients when compared with controls. (PMID 12694300 ).
Structure
Thumb
Synonyms
ValueSource
1,4-dihydro-1-Methyl-4-oxo-3-pyridinecarboxamideChEBI
1-Methyl-4-oxo-1,4-dihydro-3-pyridinecarboxamideChEBI
1-Methyl-4-pyridone-3-carboximideChEBI
1-Methyl-4-pyridone-5-carboxamideChEBI
3-(Aminocarbonyl)-1-methyl-4(1H)-pyridoneChEBI
5-Aminocarbonyl-1-methyl-4(1H)-pyridoneChEBI
N'-methyl-4-pyridone-5-carboxamideChEBI
N1-Methyl-4-pyridone-5-carboxamideChEBI
1-Methyl-4-pyridone-3-carboxamideHMDB
Chemical FormulaC7H8N2O2
Average Molecular Weight152.1506
Monoisotopic Molecular Weight152.05857751
IUPAC Name1-methyl-4-oxo-1,4-dihydropyridine-3-carboxamide
Traditional Name1-methyl-4-oxopyridine-3-carboxamide
CAS Registry Number769-49-3
SMILES
CN1C=CC(=O)C(=C1)C(N)=O
InChI Identifier
InChI=1S/C7H8N2O2/c1-9-3-2-6(10)5(4-9)7(8)11/h2-4H,1H3,(H2,8,11)
InChI KeyInChIKey=KTLRWTOPTKGYQY-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of organic compounds known as nicotinamides. These are heterocyclic aromatic compounds containing a pyridine ring substituted at position 3 by a carboxamide group.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassPyridines and derivatives
Sub ClassPyridinecarboxylic acids and derivatives
Direct ParentNicotinamides
Alternative Parents
Substituents
  • Nicotinamide
  • Dihydropyridine
  • Hydropyridine
  • Heteroaromatic compound
  • Vinylogous amide
  • Cyclic ketone
  • Primary carboxylic acid amide
  • Carboxamide group
  • Azacycle
  • Carboxylic acid derivative
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External Descriptors
Ontology
StatusDetected and Quantified
Origin
  • Endogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locations
  • Cytoplasm (predicted from logP)
Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
Water Solubility115.0 mg/mLALOGPS
logP-1ALOGPS
logP-0.56ChemAxon
logS-0.12ALOGPS
pKa (Strongest Acidic)15.73ChemAxon
pKa (Strongest Basic)0.39ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area63.4 Å2ChemAxon
Rotatable Bond Count1ChemAxon
Refractivity40.81 m3·mol-1ChemAxon
Polarizability14.7 Å3ChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
SpectraNot Available
Biological Properties
Cellular Locations
  • Cytoplasm (predicted from logP)
Biofluid Locations
  • Blood
  • Urine
Tissue LocationNot Available
Pathways
NameSMPDB LinkKEGG Link
Nicotinate and Nicotinamide MetabolismSMP00048map00760
Normal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified0.26 +/- 0.09 uMAdult (>18 years old)BothNormal details
BloodExpected but not QuantifiedNot ApplicableNot AvailableNot Available
Normal
  • Not Applicable
details
UrineDetected and Quantified2.8 (1.4-7.0) umol/mmol creatinineAdult (>18 years old)BothNormal details
Abnormal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified4.19 +/- 3.10 uMAdult (>18 years old)Bothuremia details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
DrugBank Metabolite IDNot Available
Phenol Explorer Compound IDNot Available
Phenol Explorer Metabolite IDNot Available
FoodDB IDFDB023331
KNApSAcK IDNot Available
Chemspider ID389671
KEGG Compound IDC05843
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
NuGOwiki LinkHMDB04194
Metagene LinkHMDB04194
METLIN IDNot Available
PubChem Compound440810
PDB IDNot Available
ChEBI ID27838
References
Synthesis ReferenceChaykin, Sterling. Biosynthesis of N-methyl-4-pyridone-3-carboxamide. Biochimica et Biophysica Acta, General Subjects (1964), 82(3), 633-4.
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Rutkowski B, Slominska E, Szolkiewicz M, Smolenski RT, Striley C, Rutkowski P, Swierczynski J: N-methyl-2-pyridone-5-carboxamide: a novel uremic toxin? Kidney Int Suppl. 2003 May;(84):S19-21. [12694300 ]

Enzymes

General function:
Involved in oxidoreductase activity
Specific function:
Not Available
Gene Name:
AOX1
Uniprot ID:
Q06278
Molecular weight:
147916.735
Reactions
1-Methylnicotinamide + Oxygen + Water → N1-Methyl-4-pyridone-3-carboxamide + Hydrogen peroxide + Hydrogen Iondetails