(S)-1-(((R)-(1-benzyl-4-(2,5-difluorophenyl)-1H-imidazol-2-yl)(tetrahydro-2H-pyran-4-yl)methyl)(((3S,4R)-4-fluoropyrrolidin-3-yl)methyl)amino)-1-oxopropan-2-yl acetate 、
potassium carbonate 在
乙腈 、
水 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以the desire product, (S)—N—((R)-(1-benzyl-4-(2,5-difluorophenyl)-1H-imidazol-2-yl)(tetrahydro-2H-pyran-4-yl)methyl)-N-(((3S,4R)-4-fluoropyrrolidin-3-yl)methyl)-2-hydroxypropanamide, was obtained upon purification by reverse phase column chromatography (gradient of 20% MeCN (0.1% TFA) in H2O (0.1% TFA) to 50%, 60 mg, 0.09 mmol, 63%)的产率得到(S)-N-((R)-(1-benzyl-4-(2,5-difluorophenyl)-1H-imidazol-2-yl)(tetrahydro-2H-pyran-4-yl)methyl)-N-(((3S,4R)-4-fluoropyrrolidin-3-yl)methyl)-2-hydroxypropanamide