1189516-65-1
1189516-65-1 structure
- Name: 9-Keto Risperidone
- Chemical Name: 9-Keto Risperidone
- CAS Number: 1189516-65-1
- Molecular Formula: C23H25FN4O3
- Molecular Weight: 424.468
- Create Date: 2018-09-25 13:18:11
- Modify Date: 2026-07-11 19:57:47
| Name | 9-Keto Risperidone |
|---|---|
| Synonyms |
9-Keto Risperidone/Keto paliper
Paliperidone 9-Keto Impurity (9-Keto Risperidone/ 9-Oxo Risperidone) Paliperidone 9-one impurity 9-ketoliperone 9-oxo-risperidone 3-(2-(4-(6-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-2-methyl-7,8-dihydro-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione Paliperidone Impurity: 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-7,8-dihydro-2-methyl-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione (9-Keto Risperidone ) Paliperidone 9-Keto Impurity Paliperidone impurity 11/Paliperidone 9-Keto Impurity/3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-7,8-dihydro-2-methyl-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione paliperidon Impurity 3 3-{2-[4-(6-Fluoro-1,2-benzoxazol-3-yl)-1-piperidinyl]ethyl}-2-methyl-7,8-dihydro-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-7,8-dihydro-2-Methyl-4H-pyrido[1,2-a]pyriMidine-4,9(6H)-dione Paliperidone 9-Keto Impurity/ Impurity E 4H-Pyrido[1,2-a]pyrimidine-4,9(6H)-dione, 3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-7,8-dihydro-2-methyl 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-2-methyl-7,8-dihydro-6H-pyrido[1,2-a]pyrimidine-4,9-dione Risperidone 9-Oxo Impurity Paliperidone Impurity 2(9-Keto Paliperidone) Paliperidone Impurity 1 （Mixture of Tautomeric Isomers） Paliperidone Ketone Paliperidone 9-Keto Impurity (Mixture of Tautomeric Isomers) 9-Keto Risperidone/ 9-Oxo Risperidone (Paliperidone 9-Keto Impurity) |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 594.7±60.0 °C at 760 mmHg |
| Molecular Formula | C23H25FN4O3 |
| Molecular Weight | 424.468 |
| Flash Point | 313.5±32.9 °C |
| Exact Mass | 424.191071 |
| PSA | 81.23000 |
| LogP | 1.60 |
| Vapour Pressure | 0.0±1.7 mmHg at 25°C |
| Index of Refraction | 1.692 |
| Precursor 10 | |
|---|---|
| DownStream 2 | |
![3-(2-(4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl)ethyl)-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one-9-carbaldehyde structure](https://image.chemsrc.com/caspic/488/1204315-39-8.png)
![3-(2-chloroethyl)-9-oxo-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one structure](https://image.chemsrc.com/caspic/114/1138463-56-5.png)
![3-(2-Chloroethyl)-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one structure](https://image.chemsrc.com/caspic/315/130049-82-0.png)
