申请人:BIAL-PORTELA & CA, S.A.
公开号:US10059696B2
公开(公告)日:2018-08-28
The present invention relates to a process for preparing (R)-5-(2-(benzylamino)ethyl)-1-(6,8-difluorochroman-3-yl)-1H-imidazole-2(3H)-thione, and pharmaceutically acceptable salts thereof, especially the hydrochloride salt. The invention also relates to a process for making intermediates useful in the formation of said compound, and to the intermediates, per se.
本发明涉及一种制备(R)-5-(2-(苄基氨基)乙基)-1-(6,8-二氟苯并二氢吡喃-3-基)-1H-咪唑-2(3H)-硫酮及其药学上可接受的盐,特别是盐酸盐的工艺。本发明还涉及一种用于形成上述化合物的中间体的制造工艺,以及中间体本身。