42754-97-2
42754-97-2 structure
- Name: 3-chloro-2,4,8,9-tetrazabicyclo[4.3.0]nona-1,3,6-trien-5-one
- Chemical Name: 6-chloro-1,2-dihydropyrazolo[3,4-d]pyrimidin-4-one
- CAS Number: 42754-97-2
- Molecular Formula: C5H3ClN4O
- Molecular Weight: 170.55700
- Create Date: 2019-01-01 15:52:20
- Modify Date: 2025-10-05 16:33:28
| Name | 6-chloro-1,2-dihydropyrazolo[3,4-d]pyrimidin-4-one |
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| Density | 2.09g/cm3 |
|---|---|
| Boiling Point | 312.1ºC at 760 mmHg |
| Molecular Formula | C5H3ClN4O |
| Molecular Weight | 170.55700 |
| Flash Point | 142.6ºC |
| Exact Mass | 170.00000 |
| PSA | 74.43000 |
| LogP | 0.29960 |
| Index of Refraction | 1.91 |
| HS Code | 2933990090 |
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42754-97-2 |
| Literature: Robins Journal of the American Chemical Society, 1957 , vol. 79, p. 6407,6412 |
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42754-97-2 |
| Literature: Robins Journal of the American Chemical Society, 1957 , vol. 79, p. 6407,6412 |
| Precursor 2 | |
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| DownStream 3 | |
![4-Hydroxy-6-aminopyrazolo[3,4-d]pyrimidine structure](https://image.chemsrc.com/caspic/217/2537-04-4.png)
![4-hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine structure](https://image.chemsrc.com/caspic/301/24521-76-4.png)
![6-Amino-1,2-dihydro-4H-pyrazolo[3,4-d]pyrimidine-4-thione structure](https://image.chemsrc.com/caspic/352/99979-82-5.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% |