663619-90-7
663619-90-7 structure
- Name: 9-BROMO-2-HYDROXY-7-METHYLPYRIDO[1,2-A]PYRIMIDIN-4-ONE
- Chemical Name: 9-bromo-4-hydroxy-7-methylpyrido[1,2-a]pyrimidin-2-one
- CAS Number: 663619-90-7
- Molecular Formula: C9H7BrN2O2
- Molecular Weight: 255.06800
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Hydroxypyridine
- Create Date: 2018-12-03 11:27:59
- Modify Date: 2025-09-09 21:53:34
| Name | 9-bromo-4-hydroxy-7-methylpyrido[1,2-a]pyrimidin-2-one |
|---|---|
| Synonyms |
9-Bromo-2-hydroxy-7-methylpyrido[1,2-a]pyrimidin-4-one
9-bromo-2-hydroxy-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one |
| Density | 1.79 |
|---|---|
| Boiling Point | 377.1ºC at 760 mmHg |
| Molecular Formula | C9H7BrN2O2 |
| Molecular Weight | 255.06800 |
| Flash Point | 181.8ºC |
| Exact Mass | 253.96900 |
| PSA | 54.60000 |
| LogP | 1.47100 |
| Index of Refraction | 1.7 |
| HS Code | 2933990090 |
|---|
|
~%
663619-90-7 |
| Literature: WO2004/16607 A1, ; Page 29 ; WO 2004/016607 A1 |
|
~13%
663619-90-7 |
| Literature: Knight, Zachary A.; Chiang, Gary G.; Alaimo, Peter J.; Kenski, Denise M.; Ho, Caroline B.; Coan, Kristin; Abraham, Robert T.; Shokat, Kevan M. Bioorganic and Medicinal Chemistry, 2004 , vol. 12, # 17 p. 4749 - 4759 |
| Precursor 3 | |
|---|---|
| DownStream 3 | |
![9-BROMO-7-METHYL-2-MORPHOLINO-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE structure](https://image.chemsrc.com/caspic/047/351002-16-9.png)
![9-(1-Hydroxyethyl)-7-methyl-2-(morpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one structure](https://image.chemsrc.com/caspic/405/1173900-35-0.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% |