methyl (2S,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[(2,6-dichloropyridin-4-yl)carbamoyl]pyrrolidine-2-carboxylate 在
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
反应 48.0h,
生成 (6R)-6-[tert-butyl(dimethyl)silyl]oxy-2-(2,6-dichloropyridin-4-yl)-5,6,7,7a-tetrahydropyrrolo[1,2-c]imidazole-1,3-dione