![4-Aminopyrazolo[3,4-d]pyrimidine Structure](https://www.chemicalbook.com/CAS/GIF/20289-44-5.gif)
4-Aminopyrazolo[3,4-d]pyrimidine
- Product Name4-Aminopyrazolo[3,4-d]pyrimidine
- CAS20289-44-5
- CBNumberCB0112435
- MFC5H5N5
- MW135.13
- EINECS219-174-6
- MDL NumberMFCD00005688
- MOL File20289-44-5.mol
Chemical Properties
| Melting point: | >325 °C(lit.) |
| Boiling point: | 299.5±50.0 °C(Predicted) |
| Density | 1.89±0.1 g/cm3(Predicted) |
| pka | 7.32±0.20(Predicted) |
| CAS DataBase Reference | 20289-44-5(CAS DataBase Reference) |
| EPA Substance Registry System | 4H-Pyrazolo[3,4-d]pyrimidin-4-amine (20289-44-5) |
Safety
| Symbol(GHS) |
 GHS06 |
| Signal word | Danger |
| Hazard statements | H311-H331-H301-H315-H335-H319 |
| Precautionary statements | P280-P302+P352-P312-P322-P361-P363-P405-P501-P264-P270-P301+P310-P321-P330-P405-P501-P264-P280-P302+P352-P321-P332+P313-P362-P261-P271-P304+P340-P311-P321-P403+P233-P405-P501-P264-P280-P305+P351+P338-P337+P313P |
| Hazard Codes | T |
| Risk Statements | 25-36/37/38-23/24/25 |
| Safety Statements | 26-36/37/39-45-22 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | UR0717000 |
| TSCA | TSCA listed |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 2933990099 |