Invention Application
- Patent Title: PROCESS FOR THE PREPARATION OF LAMIVUDINE FORM I
- Patent Title (中): 制备LAMIVUDINE形式的方法I
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Application No.: US12733690Application Date: 2008-09-01
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Publication No.: US20100190982A1Publication Date: 2010-07-29
- Inventor: Janardhana Rao Vascuri , Ravinder Reddy Vennapureddy , Shankar Rama , Ramesh Dandala , Sivakumaran Meenakshisunderam
- Applicant: Janardhana Rao Vascuri , Ravinder Reddy Vennapureddy , Shankar Rama , Ramesh Dandala , Sivakumaran Meenakshisunderam
- Priority: IN2071/CHE/2007 20070917
- International Application: PCT/IB2008/002276 WO 20080901
- Main IPC: C07D239/47
- IPC: C07D239/47
Abstract:
The present invention provides a process for preparing a stable crystalline solid of Lamivudine polymorphic Form I, which does not change to Form II during storage and pharmaceutical unit operations.
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