LN-013912
3-(2-Chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one (Paliperidone) , 99.0% min , 260273-82-3
Update time: 2023-04-23
PRODUCT Properties
| Boiling point: | 413.1±55.0 °C(Predicted) |
| Density | 1.39±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C, stored under nitrogen |
| solubility | Dichloromethane; Methanol |
| pka | 8.05±0.20(Predicted) |
| form | Solid |
| color | Beige |
Description and Uses
3-(2-Chloroethyl)-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a byproduct in the synthesis of 5-Fluoro Paliperidone (F595170), which is a Paliperidone (P141000) impurity.

![3-(2-Chloroethyl)-2-methyl-9-hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one (Paliperidone)](https://img.chemicalbook.com/CAS/GIF/260273-82-3.gif)
![9-(Benzyloxy)-3-(2-chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one](https://img.chemicalbook.com/CAS/GIF/147687-17-0.gif)

![3-ethyl-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one](https://img.chemicalbook.com/CAS/GIF/70381-47-4.gif)
