((2R,4R)-4-{[(2,5-dibromophenyl)sulfonyl]amino}-1-{[(1,1-dimethylethyl)oxy]carbonyl}-2-pyrrolidinyl)methyl 1H-imidazole-1-carboxylate 、
二乙胺 在
Brine 、 crude material 作用下,
以
甲苯 、
二氯甲烷 为溶剂,
反应 60.0h,
以to give 1,1-dimethylethyl (2R,4R)-4-{[(2,5-dibromophenyl)sulfonyl]amino}-2-([(diethylamino)carbonyl]oxy-methyl)-1-pyrrolidinecarboxylate as a crude material (404.5 mg, 72% purity by LC/MS)的产率得到1,1-dimethylethyl (2R,4R)-4-{[(2,5-dibromophenyl)sulfonyl]amino}-2-({[(diethylamino)carbonyl]oxy}methyl)-1-pyrrolidinecarboxylate