5-氟-1,3-二氢苯并咪唑-2-酮 在
sodium methansulfinate 、
caesium carbonate 、
三氯氧磷 作用下,
以
乙醇 、
异丁酰胺 为溶剂,
80.0~160.0 ℃
、1.3 MPa
条件下,
反应 39.0h,
生成
6-fluoro-N-methyl-1-{4-[1-methyl-1-((R)-S-methylsulfonimidoyl)ethyl]-6-[(3R)-3-methylmorpholin-4-yl]pyrimidin-2-yl}-1H-benzimidazol-2-amine 、 6-fluoro-N-methyl-1-{4-[1-methyl-1-((S)-S-methylsulfonimidoyl)ethyl]-6-[(3R)-3-methylmorpholin-4-yl]pyrimidin-2-yl}-1H-benzimidazol-2-amine 、
5-fluoro-N-methyl-1-{4-[1-methyl-1-((R)-S-methylsulfonimidoyl)ethyl]-6-[(3R)-3-methylmorpholin-4-yl]pyrimidin-2-yl}-1H-benzimidazol-2-amine 、 5-fluoro-N-methyl-1-{4-[1-methyl-1-((S)-S-methylsulfonimidoyl)ethyl]-6-[(3R)-3-methylmorpholin-4-yl]pyrimidin-2-yl}-1H-benzimidazol-2-amine