ethyl 4-[(2S)-2-[[5-[2-[(2S)-2-(cyclopropylcarbamoyl)pyrrolidin-1-yl]-2-oxoethoxy]-1-phenylpyrazole-3-carbonyl]amino]-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoyl]piperazine-1-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 12.0h,
生成
4-[(S)-4-carboxy-2-({5-[2-((S)-2-cyclopropylcarbamoyl-pyrrolidin-1-yl)-2-oxo-ethoxy]-1-phenyl-1H-pyrazole-3-carbonyl}-amino)-butyryl]-piperazine-1-carboxylic acid ethyl ester trifluoroacetate