申请人:SHILPA MEDICARE LIMITED
公开号:US20170320872A1
公开(公告)日:2017-11-09
The present invention relates to a process for the preparation substantially pure propane-1-sulfonicacid-3-[5-(4-chlorophenyl)-1H-pyrrolo[2,3-b]pyridine-3-carbonyl]-2,4-difluoro-phenyl}-amide or Vemurafenib of Formula (I).
The present invention further relates to a process for the preparation substantially pure propane-1-sulfonic acid-3-[5-(4-chlorophenyl)-1H-pyrrolo[2,3-b]pyridine-3-carbonyl]-2,4-difluoro-phenyl}-amide trifluoro methane sulfonic acid salt or Vemurafenib triflate of Formula (VII)
本发明涉及一种制备几乎纯的丙烷-1-磺酸-3-[5-(4-氯苯基)-1H-吡咯并[2,3-b]吡啶-3-羰基]-2,4-二氟苯基}-酰胺或公式(I)的维姆非尼的过程。本发明还涉及一种制备几乎纯的丙烷-1-磺酸-3-[5-(4-氯苯基)-1H-吡咯并[2,3-b]吡啶-3-羰基]-2,4-二氟苯基}-酰胺三氟甲磺酸盐或公式(VII)的维姆非尼三氟甲磺酸盐的过程。