AN IMPROVED PROCESS FOR THE PREPARATION OF PALIPERIDONE
The present invention relates to a process for preparation and purification of 3-[2-[4-(6- fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H- pyrido[1,2-a]pyrimidin-4-one, also known as paliperidone or 9-hydroxy risperidone. La présente invention concerne un...
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Main Authors | , , |
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Format | Patent |
Language | English French |
Published |
04.10.2012
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Subjects | |
Online Access | Get full text |
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Summary: | The present invention relates to a process for preparation and purification of 3-[2-[4-(6- fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H- pyrido[1,2-a]pyrimidin-4-one, also known as paliperidone or 9-hydroxy risperidone.
La présente invention concerne un procédé pour la préparation et la purification de 3-[2-[4-(6- fluoro-1,2-benzisoxazol-3-yl)-1-pipéridinyl]éthyl]-6,7,8,9-tétrahydro-9-hydroxy-2-méthyl-4H-pyrido[1,2-a]pyrimidin-4-one, également appelée palipéridone ou 9-hydroxy-rispéridone. |
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Bibliography: | Application Number: WO2011US30302 |