A process for preparing a chlorpheniramine maleate, comprising addition of a predetermined amount of an isopropyl alcohol and a maleic acid to obtain a mixture, heating the isopropyl alcohol and the maleic acid mixture at a predetermined temperature, adding the isopropyl alcohol and the maleic acid mixture to a (4-c...

A process for preparing pheniramine maleate, comprising addition of a predetermined amount of an isopropyl alcohol and a maleic acid to obtain a mixture, heating the isopropyl alcohol and the maleic acid mixture at a predetermined temperature, adding the isopropyl alcohol and the maleic acid mixture to a N, N-dimeth...

A process for preparing a crystalline form of a 2-(2-chlorophenyl)-2-(methylamino) cyclohexanone hydrochloride, comprising addition of a 1-[-(2-chlorophenyl) (methylamine) methyl] cyclopentanol hydrochloride to a first organic solvent to obtain a reaction mass, heating the reaction mass at a temperature range of 160...

ABSTRACT “AN ECONOMIC AND COMMERCIALLY VIABLE PROCESS FOR SYNTHESISING ATORVASTATIN AND/OR ITS PHARMACEUTICALLY ACCEPTABLE SALTS” The present invention relates to an efficient process for synthesising Atorvastatin (Formula I) and its pharmaceutically acceptable salts substantially free of impurity and/impurities. ...

ABSTRACT “AN IMPROVED METHOD FOR THE MANUFACTURING LISDEXAMFETAMINE OR A SALT THEREOF” The present invention relates to an improved method for the manufacturing of Lisdexamfetamine or a pharmaceutically acceptable salt thereof. The said method is carried out by: (a) reacting a compound of formula 1 with a compound ...