57489-79-9
57489-79-9 structure
- Name: 1,5,9-triazabicyclo[4.3.0]nona-3,5,7-trien-2-one
- Chemical Name: Pyrazolo[1,5-a]pyrimidin-7(1H)-one
- CAS Number: 57489-79-9
- Molecular Formula: C6H5N3O
- Molecular Weight: 135.12300
- Create Date: 2018-12-09 13:15:55
- Modify Date: 2025-08-25 11:04:30
| Name | Pyrazolo[1,5-a]pyrimidin-7(1H)-one |
|---|---|
| Synonyms |
1H-pyrazolo[1,5-a]pyrimidin-7-one
Pyrazolo[1,5-a]pyrimidin-7-ol |
| Density | 1.51g/cm3 |
|---|---|
| Boiling Point | 251.4ºC at 760 mmHg |
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12300 |
| Flash Point | 105.8ºC |
| Exact Mass | 135.04300 |
| PSA | 50.42000 |
| LogP | 0.43490 |
| Index of Refraction | 1.738 |
| HS Code | 2933990090 |
|---|
|
~%
57489-79-9 |
| Literature: Ren, Pingda; Liu, Yi; Li, Liansheng; Chan, Katrina; Wilson, Troy Edward; Castro, Alfredo C.; Evans, Catherine A.; Snyder, Daniel A. Patent: US2012/122838 A1, 2012 ; Location in patent: Page/Page column 79-80 ; |
| Precursor 3 | |
|---|---|
| DownStream 1 | |
![7-Chloropyrazolo[1,5-a]pyrimidine structure](https://image.chemsrc.com/caspic/132/58347-49-2.png)
| 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% |