Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 10, 2011
Patent Application Number
11989621
Date Filed
July 20, 2006
Patent Primary Examiner
Patent abstract
The present invention relates to an improved process for the preparation of Escitalopram of the Formula (I), which comprises, isolation of Diol compound as an oxalate salt, resolution of Diol compound and cyclization of resolved compound of Formula (VII). The present invention provides a process to obtain pure Diol compound by preparing its Oxalate salt, which is useful for resolution of enantiomers.
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