<!–名称： Hypoxanthine
–>
| Product name | Hypoxanthine |
| English name | Hypoxanthine |
| Alias | Hypoxanthine 6-Hydroxypurine; 1,7-Dihydro-6H-purin-6-one; purin-6(1H)-one; 6-Hydroxypurine; 9H-Purin-6-ol; 3,7-dihydro-6H-purin-6-one; 3,5-dihydro-6H-purin-6-one |
| CAS RN | 68-94-0 |
| EINECS No. | 200-697-3 |
| Molecular formula | C5H4N4O |
| Molecular weight | 136.1115 |
| Dangerous mark | Xn:Harmful |
| Risk terminology | R22; R36/37/38 |
| Safety terminology | S26; S37/39 |
| Properties | Melting point 250 °C |
| Solubility | practically insoluble |
| Uses | Raw material for mercaptopurine and azathioprine |