((2R,4R)-4-{[(2,5-dibromophenyl)sulfonyl]amino}-1-{[(1,1-dimethylethyl)oxy]carbonyl}-2-pyrrolidinyl)methyl 1H-imidazole-1-carboxylate 在
methyl(phenylmethyl)lamine 、 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-[({[methyl(phenyl methyl)amino]carbonyl}-oxy)methyl]-1-pyrrolidinecarboxylate as a crude material (445.7 mg, 56% purity by LC/MS)的产率得到(2R,4R)-4-{[(2,5-dibromophenyl)sulfonyl]amino}-2-[({[methyl(phenylmethyl)amino]carbonyl}oxy)methyl]-1-pyrrolidinecarboxylate