PROCESS FOR THE PREPARATION OF POLYMORPHIC FORMS OF CLOPIDOGREL HYDROGEN SULFATE
The present invention relates to a novel process for the preparation of polymorphic forms of clopidogrel hydrogen sulfate, namely methyl(+)-(S)-alpha-(o-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)-acetate hydrogen sulfate of formula (I). Particularly the present invention relates to the pro...
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Main Authors | , , , |
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Format | Patent |
Language | English French German |
Published |
14.01.2009
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Subjects | |
Online Access | Get full text |
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Summary: | The present invention relates to a novel process for the preparation of polymorphic forms of clopidogrel hydrogen sulfate, namely methyl(+)-(S)-alpha-(o-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)-acetate hydrogen sulfate of formula (I). Particularly the present invention relates to the process for the preparation of form (I) and amorphous clopidogrel hydrogen sulfate. |
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Bibliography: | Application Number: EP20070736598 |