Process for the manufacture of rosuvastatin calcium using crystalline rosuvastatin ethyl ester

Process for the manufacture of rosuvastatin calcium using crystalline rosuvastatin ethyl ester

The present invention relates to an improved process to prepare Rosuvastatin calcium of Formula (I), with good quality. Further, the present invention also relates to a crystalline polymorphic form of Rosuvastatin ethyl ester.

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Bibliographische Detailangaben
Hauptverfasser: NANDI SUKUMAR, MALLELA SAMBHU PRASAD SARMA, DANDALA RAMESH, MEENAKSHISUNDERAM SIVAKUMARAN, NANGI GANAGADNAR BHIMA SHANKAR
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention relates to an improved process to prepare Rosuvastatin calcium of Formula (I), with good quality. Further, the present invention also relates to a crystalline polymorphic form of Rosuvastatin ethyl ester.