tert-butyl [(2R,3R,5R)-5-[4-[[(2S)-2-(dimethylamino)-3-phenylpropanoyl]amino]-2-oxopyrimidin-1-yl]-4,4-difluoro-2-[(2-methylpropan-2-yl)oxycarbonyloxymethyl]oxolan-3-yl] carbonate 、
三氟乙酸 以
二氯甲烷 为溶剂,
生成 (S)-N-(1-((2R,4R,5R)-3,3-difluoro-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-2-oxo-1,2-dihydropyrimidin-4-yl)-2-(dimethylamino)-3-phenylpropanamide 2,2,2-trifluoroacetate