ethyl (3R,4R,5S)-4-acetamido-5-((4-(methyl(phenyl)amino)benzyl)amino)-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylate 在
sodium hydroxide 作用下,
以
甲醇 、
水 为溶剂,
以63%的产率得到(3R,4R,5S)-4-acetamido-5-((4-(methyl(phenyl)amino)benzyl)amino)-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid