[EN] PROCESS FOR THE PREPARATION OF MACITENTAN AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION DE MACITENTAN ET D'INTERMÉDIAIRES DE CE DERNIER
申请人:MEGAFINE PHARMA (P) LTD
公开号:WO2016203489A1
公开(公告)日:2016-12-22
The present invention relates to an improved process for preparation of Macitentan and intermediates thereof. The present invention also relates to a novel ammonium salt of Macitentan. The present invention further relates to a process for the preparation of amorphous Macitentan.
[EN] A PROCESS FOR PREPARATION OF TICAGRELOR AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION DE TICAGRELOR ET DE SES INTERMÉDIAIRES
申请人:MEGAFINE PHARMA P LTD
公开号:WO2014102830A1
公开(公告)日:2014-07-03
An improved process for the preparation of ticagrelor and its intermediates thereof; wherein the said process substantially eliminates the potential impurities.
[EN] AN IMPROVED PROCESS FOR PREPARATION OF TICAGRELOR AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ AMÉLIORÉ DE PRÉPARATION DU TICAGRELOR ET INTERMÉDIAIRES CORRESPONDANTS
申请人:STRIDES SHASUN LTD
公开号:WO2016128996A2
公开(公告)日:2016-08-18
An improved, industrially viable, environment friendly and economically significant process for preparation of Ticagrelor is disclosed alongwith novel intermediates for the Ticagrelor synthesis.
[EN] PROCESS FOR THE PREPARATION OF SELEXIPAG AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ DE PRÉPARATION DE SÉLEXIPAG ET INTERMÉDIAIRES DE CE DERNIER
申请人:MEGAFINE PHARMA (P) LTD
公开号:WO2017042828A2
公开(公告)日:2017-03-16
The present invention provides processes for the preparation of Selexipag compound of formula (1). The present invention also provides processes for the preparation of 4-[(5,6-diphenyl-pyrazin-2-yl)-isopropyl -amino]-butan-1-ol (2), and 4-isopropylamino-butan-1-ol of formula (3), which are intermediates for the synthesis of Selexipag (1 ).