CRYSTALLINE POLYMORPHS OF CLEVIDIPINE BUTYRATE

The invention relates to a novel method and novel compounds for the preparation of clevidipine butyrate, a very short acting hypertensive calcium antagonist, as well as the synthesis of these new compounds useful for the preparation of clevidipine (also known as clevidipine butyrate). Moreover the i...

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Bibliographische Detailangaben
Hauptverfasser:	VISHNU NEWADKAR, RAVINDRANATH, KUMAR SINGH, SANTOSH, PURUSHOTTAM JOSHI, ANIL
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS THEREFOR CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:	The invention relates to a novel method and novel compounds for the preparation of clevidipine butyrate, a very short acting hypertensive calcium antagonist, as well as the synthesis of these new compounds useful for the preparation of clevidipine (also known as clevidipine butyrate). Moreover the invention also discloses new polymorphic forms of clevidipine butyrate, useful for the preparation of pharmaceutical compositions, and processes to prepare them.