Invention Grant
US08501960B2 Saxagliptin intermediates, saxagliptin polymorphs, and processes for preparation thereof
有权
沙格列汀中间体，沙格列汀多晶型物及其制备方法
- Patent Title: Saxagliptin intermediates, saxagliptin polymorphs, and processes for preparation thereof
- Patent Title (中): 沙格列汀中间体，沙格列汀多晶型物及其制备方法
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Application No.: US13101491Application Date: 2011-05-05
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Publication No.: US08501960B2Publication Date: 2013-08-06
- Inventor: Marina Ratkaj , Tomislav Biljan , Marina Marinkovic
- Applicant: Marina Ratkaj , Tomislav Biljan , Marina Marinkovic
- Applicant Address: IL Petach Tikva
- Assignee: Assia Chemical Industries Ltd.
- Current Assignee: Assia Chemical Industries Ltd.
- Current Assignee Address: IL Petach Tikva
- Agency: Kenyon & Kenyon LLP
- Main IPC: C07D209/52
- IPC: C07D209/52 ; A61K31/403
Abstract:
The invention provides Saxagliptin Schiff bases, polymorphs of Saxagliptin and (1S,3S,5S)-2-[(2S)-2-propan-2-ylideneamino-2-(3-hydroxy-1-adamantyl)acetyl]-2-azabicyclo[3.1.0]hexane-3-carbonitrile, processes for preparing Saxagliptin hydrates, and pharmaceutical compositions thereof.
Public/Granted literature
- US20110275687A1 SAXAGLIPTIN INTERMEDIATES, SAXAGLIPTIN POLYMORPHS, AND PROCESSES FOR PREPARATION THEREOF Public/Granted day:2011-11-10
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