120-73-0 Purine
| ?????? ?? ??? |
Purine |
| ???????? ??? |
Purine; 9H-Purine; 7H-purine; 5H-purine |
| ????? ???????? |
C5H4N4 |
| ?????? ??? |
120.1121 |
| InChI |
InChI=1/C5H4N4/c1-4-5(8-2-6-1)9-3-7-4/h1-4H |
| ??? ??????? ?????? |
120-73-0 |
| EINECS |
204-421-2 |
| ????? ?????? |
|
| ????? |
1.61g/cm3 |
| ?????? |
214-217℃ |
| ????? ?? ??? |
230.8°C at 760 mmHg |
| ??????? ??????? |
1.828 |
| ????? ??????? |
85°C |
| ???? ?? ??????? |
400 g/L (20℃) |
| ????? ?? ???? |
0.0976mmHg at 25°C |
| ??????? ????? |
S22:;
S24/25:;
|
|