ABSTRACT Novel derivatives of 2,3-Dihydrothieno[3,4-b][1,4]dioxin-2-yl)methanol (HMEDOT) and process for its purification The specification discloses a compound of formula III Formula III wherein A, B, E and G are selected from CH or N, n is 1-3, R1 and R2 are similar or different and are selected f...

ABSTRACT A PROCESS FOR THE PREPARATION OF CARPROFEN The specification discloses a process for the preparation of Carprofen comprising converting diethyl 2-(6-chloro-2,3,4,9-tetrahydro-1H-carbazol-2-yl)-2-methylmalonate of Formula II to diethyl 2-(6-chloro-9H-carbazol-2-yl)-2-methylmalonate of Formula III in the pr...

ABSTRACT PROCESS FOR THE PREPARATION OF PIMOBENDAN AND ITS INTERMEDIATES The disclosure generally relates to a process for the preparation of pimobendan and intermediates thereof. The disclosure also relates to a composition of pimobendan comprising at least about 95% w/w of pimobendan and not more than about 5% w...

ABSTRACT AN IMPROVED PROCESS FOR THE PREPARATION OF MONTELUKAST SODIUM The disclosure generally relates to an improved process for the preparation of montelukast sodium. The process comprises reacting the solution of 1-(mercaptomethyl)cyclopropane acetic acid disodium with the solution of sulfonyl derivative of 2...