3-(2-{2-cyclohexyl-2-[(pyrazine-2-carbonyl)-amino]-acetylamino}-3,3-dimethyl-butyrylamino)-4-{1-[({[(dimethylcarbamoyl-phenyl-methyl)-carbamoyl]-methyl}-carbamoyl)-hydroxy-methyl]-butylcarbamoyl}-pyrrolidine-1-carboxylic acid benzyl ester 在
戴斯-马丁氧化剂 作用下,
以
二氯甲烷 为溶剂,
以62.5%的产率得到3-(2-{2-cyclohexyl-2-[(pyrazine-2-carbonyl)-amino]-acetylamino}-3,3-dimethyl-butyrylamino)-4-{1-[({[(dimethylcarbamoyl-phenyl-methyl)-carbamoyl]-methyl}-carbamoyl)-hydroxy-methyl]-butylcarbamoyl}-pyrrolidine-1-carboxylic acid benzyl ester