| Identification | |
| Name: | 1,2,4-Triazolo[4,3-a]pyrimidine |
| Synonyms: | s-Triazolo[4,3-a]pyrimidine(6CI,7CI,8CI); 1,2,3a,7-Tetraazaindene; 1,2,8-Triazaindolizine;2,3,4-Triazaindolizine; NSC 404278 |
| CAS: | 274-98-6 |
| Molecular Formula: | C5H4 N4 |
| Molecular Weight: | 120.11 |
| InChI: | InChI=1/C5H4N4/c1-2-6-5-8-7-4-9(5)3-1/h1-4H |
| Molecular Structure: | ![(C5H4N4) s-Triazolo[4,3-a]pyrimidine(6CI,7CI,8CI); 1,2,3a,7-Tetraazaindene; 1,2,8-Triazaindolizine;2,3,4-Tria...](https://img1.guidechem.com/chem/e/dict/55/274-98-6.jpg) |
| Properties | |
| Density: | 1.48g/cm3 |
| Refractive index: | 1.772 |
| Safety Data | |
| Hazard Symbols | |
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