Patents Assigned to Merck Development Centre Private Limited
  • PROCESS FOR THE PREPARATION OF O-DESMETHYL VENLAFAXINE
    Publication number: 20100076086
    Abstract: The present invention relates to a novel process for the preparation of O-desmethyl venlafaxine (ODV).
    Type: Application
    Filed: January 31, 2008
    Publication date: March 25, 2010
    Applicant: Merck Development Centre Private Limited Plot 1 A/2
    Inventor: Vinayak G. Gore
  • POLYMORPHS OF O-DESMETHYL VENLAFAXINE SUCCINATE
    Publication number: 20100063160
    Abstract: The present invention relates to crystalline forms of O-desmethyl venlafaxine (ODV) succinate monohydrate, namely Forms I and II, in pure form and to novel processes for their preparation. The present invention provides a process for the preparation of Form II free of Form I and a process for the preparation of Form I free of Form II. The present invention provides direct methods for the preparation of ODV succinate Form II from ODV free base and for the preparation of ODV succinate Form I from ODV free base.
    Type: Application
    Filed: October 18, 2007
    Publication date: March 11, 2010
    Applicant: Merck Development Centre Private Limited
    Inventors: Vinayak G. Gore, Vikas S. Kulkarni, V.S. Wakchaure, M.G. Hublikar, S.R. Wavhal
  • NOVEL PROCESS
    Publication number: 20090286880
    Abstract: The present invention relates to a novel process for the preparation of ?-amino acids, such as (±)-3-(aminomethyl)-5-methyl-hexanoic acid 1, which is a key intermediate in the preparation of the potent anticonvulsant pregabalin, (S)-(+)-3-(aminomethyl)-5-methyl-hexanoic acid 2.
    Type: Application
    Filed: July 12, 2007
    Publication date: November 19, 2009
    Applicants: Generics [UK] Limited, Merck Development Centre Private Limited
    Inventors: Abhay Gaitonde, Chitra Valdya, P. Khairnar