申请人:ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
公开号:US20180148430A1
公开(公告)日:2018-05-31
A method for preparing nilotinib includes the following steps: performing an aminocarbonylation reaction on a compound A and 3-(4-methyl-1H-imidazole-1-yl)-5-(trifluoromethyl) aniline to obtain an amination product; and performing deprotection treatment of an R group on the amination product to obtain the nilotinib, wherein the compound A has a structure shown in formula I, and in formula I, an R group is selected from benzyl, —COCF
3
, —CHO or —CO
2
R′, where an R′ group is C
1
˜C
10
alkyl, C
1
˜C
3
alkoxy ethyl or C
7
˜C
19
aralkyl.
制备尼洛替尼的方法包括以下步骤:对化合物A和3-(4-甲基-1H-咪唑-1-基)-5-(三氟甲基)苯胺进行氨基甲酰化反应,得到氨基化产物;对氨基化产物上的R基进行去保护处理,得到尼洛替尼。其中,化合物A的结构如公式I所示,在公式I中,R基选自苄基、—COCF3、—CHO或—CO2R',其中R'基为C1~C10烷基、C1~C3烷氧基乙基或C7~C19芳基烷基。