在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
反应 12.0h,
以0.20 g的产率得到(2S)-5-[5-[2-[2-(2-aminoethoxy)ethoxy]ethyl-[5-[[(4S)-4-carboxy-4-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]butanoyl]amino]pentyl]amino]pentylamino]-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]-5-oxopentanoic acid