Paraxanthine
| Names | |
|---|---|
| IUPAC name 1,7-Dimethyl-3H-purine-2,6-dione | |
| Other names Paraxanthine,  1,7-Dimethylxanthine | |
| Identifiers | |
| 3D model (JSmol) | |
| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.009.339 | 
| PubChem CID | |
| UNII | |
| CompTox Dashboard (EPA) | |
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| Properties | |
| C7H8N4O2 | |
| Molar mass | 180.167 g·mol−1 | 
| Melting point | 351 to 352 °C (664 to 666 °F; 624 to 625 K) | 
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references | |
Paraxanthine, also known as 1,7-dimethylxanthine, is an isomer of theophylline and theobromine, two well-known stimulants found in coffee, tea, and chocolate, mainly in the form of caffeine. It is a member of the xanthine family of alkaloids, which also includes theophylline and theobromine in addition to caffeine.