US Patent 7939680 Process for the preparation of Escitalopram
Patent 7939680 was granted and assigned to Aurobindo Pharma on May, 2011 by the United States Patent and Trademark Office.
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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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US Patent 07939680 Process for the preparation of Escitalopram US Patent 7939680 Process for the preparation of Escitalopram
Infobox
Patent Number
0793968000
Patent Number
793968000
Edits on 27 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079396800
Date of Patent
May 10, 2011
0Patent Application Number
119896210
Date Filed
July 20, 2006
0Patent Primary Examiner
Edits on 28 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079396800
Date of Patent
May 10, 2011
0Patent Application Number
119896210
Date Filed
July 20, 2006
0Patent Primary Examiner
Edits on 7 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 07939680 Process for the preparation of Escitalopram
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07939680
Date of patent
May 10, 2011
Patent application number
11989621
Date Filed
July 20, 2006
Patent primary examiner
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