7403-26-1
7403-26-1 structure
- Name: PYRIMIDO[4,5-D]PYRIMIDIN-4(3H)-ONE
- Chemical Name: 8H-pyrimido[4,5-d]pyrimidin-5-one
- CAS Number: 7403-26-1
- Molecular Formula: C6H4N4O
- Molecular Weight: 148.122
- Create Date: 2018-12-22 17:07:46
- Modify Date: 2024-01-02 16:00:31
| Name | 8H-pyrimido[4,5-d]pyrimidin-5-one |
|---|---|
| Synonyms |
3H-pyrimido[4,5-d]pyrimidin-4-one
Pyrimido[4,5-d]pyrimidin-4(1H)-one Pyrimido[4,5-d]pyrimidin-4(3H)-one |
| Density | 1.7±0.1 g/cm3 |
|---|---|
| Boiling Point | 443.6±18.0 °C at 760 mmHg |
| Molecular Formula | C6H4N4O |
| Molecular Weight | 148.122 |
| Flash Point | 222.1±21.2 °C |
| Exact Mass | 148.038513 |
| PSA | 71.53000 |
| LogP | -1.78 |
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
| Index of Refraction | 1.814 |
| HS Code | 2933990090 |
|---|
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |