1-methylxanthine

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  • Name: 1-methylxanthine
  • Description: 1-methylxanthine is the major metabolites of caffeine in the human. The oxidation of 1-methylxanthine to 1-methyluric acid occurred so rapidly that the parent compound could not be detected in plas... ma, and only low concentrations could be detected in brain. (PMID 28863020; HMDB0010738)
Overview of age-variations
Age group comparisons
PMID Age/Age interval, Gender Value (unit of measurement) Method Sample
Linear regression
PMID Age/Age interval, Gender Value (unit of measurement) Method Sample
log2 ratio/log2(FC)
PMID Age/Age interval, Gender Value (unit of measurement) Method Sample
26088811 Age 40.9 ± 10.3, Gender ⚥ 1.9 (log2 ratio) UHPLC negative mode urine
Summary
  • Synonym:
    methylxanthine
  • Chemical Formula:
    C6H6N4O2
  • Exact Mass g/mol:
    166.0000000
  • Systematic name:
    1-methyl-3,7-dihydropurine-2,6-dione
  • SMILES:
    CN1C(=O)C2=C(NC1=O)N=CN2
  • InChI:
    InChI=1S/C6H6N4O2/c1-10-5(11)3-4(8-2-7-3)9-6(10)12/h2H,1H3,(H,7,8)(H,9,12)
  • InChI Key:
    MVOYJPOZRLFTCP-UHFFFAOYSA-N
Pathway info P = product of S = substrate of
Metabolite sources and localization
  • Metabolite location:
    Human organism, Body part, Human body biofluids, Biofluid tissues, Blood, Urine, Organ, Kidney, Liver, Tissue, Cellular (general class), Subcellular, Cytoplasm, Excreta material, Feces
  • Metabolite source:
    Homo sapiens, endogenous metabolite
Age-variations
Fold-change with age
Method: UHPLC negative mode
Sample: urine
PubMed PMID: 26088811