[EN] DABIGATRAN ESTER DERIVATIVE, AND METHOD FOR PREPARATION AND PHARMACEUTICAL USE THEREOF<br/>[FR] DÉRIVÉ D'ESTER DE DABIGATRAN ET PROCÉDÉ DE PRÉPARATION ET D'UTILISATION PHARMACEUTIQUE DE CELUI-CI<br/>[ZH] 一种达比加群酯衍生物及其制备方法和在药学上的用途
[EN] DABIGATRAN CARBOALKOXY DERIVATIVE, PREPARATION METHOD THEREFOR, AND PHARMACEUTICAL USE THEREOF<br/>[FR] DÉRIVÉ DE CARBOALCOXY DE DABIGATRAN, SON PROCÉDÉ DE PRÉPARATION, ET SON UTILISATION PHARMACEUTIQUE<br/>[ZH] 一种达比加群烷酯衍生物及其制备方法和在药学上的用途
[EN] DABIGATRAN CYCLIC ESTER DERIVATIVE, AND METHOD FOR PREPARATION AND PHARMACEUTICAL USE THEREOF<br/>[FR] DÉRIVÉ D'ESTER CYCLIQUE DE DABIGATRAN ET PROCÉDÉ DE PRÉPARATION ET D'UTILISATION PHARMACEUTIQUE DE CELUI-CI<br/>[ZH] 一种达比加群环基酯衍生物及其制备方法和在药学上的用途
PROCESS FOR THE PREPARATION OF DABIGATRAN ETEXILATE OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
申请人:RANBAXY LABORATORIES LIMITED
公开号:US20150225370A1
公开(公告)日:2015-08-13
The present invention provides hydrobromide salt of dabigatran etexilate of formula (IV) and its process for the preparation. The present invention further provides crystalline Form I and crystalline Form II of hydrobromide salt of dabigatran etexilate and processes for their preparation. The present invention further relates to a process for the preparation of pharmaceutically ac ceptable salts, including methanesulfonate salt, of dabigatran etexilate using hydrobromide salt of dabigatran etexilate of the present invention.