MYLAN INDIA PRIVATE LIMITED Patent applications |
Patent application number | Title | Published |
20120108598 | SITAGLIPTIN SYNTHESIS - The present invention relates to novel processes for the preparation of enantiomerically enriched β-amino acid derivatives such as β-amino esters useful for the synthesis of enantiomerically enriched biologically active molecules such as sitagliptin. The key step involves the resolution of the racemate with mandelic acid. | 05-03-2012 |
20110263853 | HPLC METHOD FOR THE ANALYSIS OF BOSETAN AND RELATED SUBSTANCES AND USE OF THESE SUBSTANCES AS REFERENCE STANDARDS AND MARKERS - The present invention relates to a new HPLC method for the analysis of the drug substance bosentan and related substances and to the use of said substances as reference standards and markers. | 10-27-2011 |
20110263713 | POLYMORPHS - The present invention relates to crystalline forms of the active pharmaceutical ingredient vorinostat, processes for their preparation and their use in pharmaceutical compositions. Formula (I). | 10-27-2011 |
20110251254 | NOVEL SALT OF TEGASEROD - The present invention relates to a novel salt of tegaserod, namely tegaserod suberate, and to processes for the preparation thereof. The invention also relates to crystalline forms of the novel salt and to pharmaceutical compositions comprising the novel salt. Further, the invention relates to uses of said compositions in treating patients suffering from gastrointestinal disorders. | 10-13-2011 |
20110118357 | PROCESS FOR PREPARING O-DESMETHYLVENLAFAXINE - The present invention provides a convenient and efficient process for the preparation of O-desmethylvenlafaxine (ODV), comprising the reaction of venlafaxine, or a salt thereof, with a thiol reagent such as a dithiol, an aminothiol or an inorganic thiol. The present invention also provides a process for purifying ODV base, said process comprising the steps of mixing crude ODV base with an alcohol to form a suspension and adding acid followed by base to generate ODV base with high purity. | 05-19-2011 |
20110112164 | NOVEL POLYMORPHS AND PROCESSES FOR THEIR PREPARATION - The present invention relates to novel polymorph forms III and IV of sunitinib malate, pharmaceutical compositions comprising the novel polymorphs and the use of the pharmaceutical compositions. The present invention further relates to processes for the preparation of polymorph form I, III and IV of sunitinib malate. | 05-12-2011 |
20110041589 | NEW HPCL METHOD - The present invention relates to new HPLC methods for the analysis of the drug substance clopidogrel and related substances. In a first method the mobile phase comprises two or more liquids, and the relative concentration of the liquids is varied to a predetermined gradient. In a second method the mobile phase comprises a polar protic organic solvent, and the stationary phase comprises a gel. The present invention also relates to a method for analysing a substance, comprising the detection and optional quantification of one or more specific impurities. | 02-24-2011 |
20110028508 | NOVEL PROCESS FOR THE PREPARATION OF SCOPINE ESTERS - The present invention relates to novel processes for the preparation of scopine esters and their quaternary salts. In particular, the present invention relates to a process for the preparation of tiotropium bromide, pharmaceutical compositions comprising tiotropium bromide and the use of such compositions in the treatment of respiratory disorders. | 02-03-2011 |
20100288022 | NOVEL CHROMATOGRAPHY METHODS - The present invention relates to novel HPLC methods for the analysis of the API formoterol and related substances. In a first method the mobile phase comprises two or more liquids, and the relative concentration of the liquids is varied to a predetermined gradient. In a second method the mobile phase comprises a first liquid A comprising an aqueous solution of ammonium acetate and a second liquid B comprising a dipolar aprotic solvent. In a third method the mobile phase comprises a first liquid A comprising an aqueous solution of ammonium acetate with a concentration of 0.001 to 0.025M, and a second liquid B. The present invention also relates to a method for analysing a substance, comprising the detection and optional quantification of one or more specific impurities. | 11-18-2010 |