Liberine

Liberine
Names
Preferred IUPAC name
2-Methoxy-1,9-dimethyl-7,9-dihydro-1H-purine-6,8-dione
Other names
O(2),1,9-Trimethylurate; Trimethyluric acid
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C8H10N4O3/c1-11-5-4(9-7(11)14)6(13)12(2)8(10-5)15-3/h1-3H3,(H,9,14)
    Key: IDVFNSHOEYLXJD-UHFFFAOYSA-N
  • InChI=1/C8H10N4O3/c1-11-5-4(9-7(11)14)6(13)12(2)8(10-5)15-3/h1-3H3,(H,9,14)
    Key: IDVFNSHOEYLXJD-UHFFFAOYAU
  • CN1C2=C(C(=O)N(C(=N2)OC)C)NC1=O
Properties
C8H10N4O3
Molar mass 210.193 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Liberine, also referred to as O(2),1,9-trimethyluric acid, is a purine alkaloid. It is an isolate of coffee beans, tea, kola nuts, guarana, cocoa beans and yerba mate.[1]

See also

  • Methylliberine - with an additional N-methyl group on the imidazolidine

References

  1. ^ "Minor alkaloids in caffeine-containing beverages". Deutsche Lebensmittel-Rundschau. 96 (11): 363–368. 2000. Archived from the original on 2014-12-10. Retrieved 2013-10-16.


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