(S)-(+)-2,2-二甲基环丙甲酸 、
O-(7-azabenzotriazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate 、 ((S)-1-{(S)-2-[4-(5'-Chloro-4'-{[6-((R)-2-methyl-piperazin-1-yl)-pyridine-3-carbonyl]-amino}-2'-trifluoromethyl-biphenyl-4-yl)-1H-imidazol-2-yl]-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acidmethyl ester 、
N,N-二异丙基乙胺 在
溶剂黄146 、
水 、 di-TFA 作用下,
以
N,N-二甲基乙酰胺 为溶剂,
反应 16.0h,
以to provide the title compound (8.6 mg) as the di-TFA salt的产率得到[(S)-1-((S)-2-{4-[5'-Chloro-4'-({6-[(R)-4-((S)-2,2-dimethyl-cyclopropanecarbonyl)-2-methyl-piperazin-1-yl]-pyridine-3-carbonyl}-amino)-2'-trifluoromethyl-biphenyl-4-yl]-1H-imidazol-2-yl}-pyrrolidine-1-carbonyl)-2-methyl-propyl]-carbamic acid methyl ester