Edge Rewrite
// HTMLRewriter · presentation

This page was redesigned at the edge.

Cloudflare fetched the original article and streamed it through HTMLRewriter to apply an entirely new visual system without rebuilding the source page.

Jump to content

Liberine

From Wikipedia, the free encyclopedia
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
UNII
  • 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).

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

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

References

[edit]
  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.