(S)-3-((S)-2-{(S)-2-[(S)-2-tert-Butoxycarbonylamino-3-(4-hydroxy-phenyl)-propionylamino]-3-carboxy-propionylamino}-4-methyl-pentanoylamino)-N-[(S)-1-[(S)-1-carboxy-2-(4-hydroxy-phenyl)-ethylcarbamoyl]-2-(4-hydroxy-phenyl)-ethyl]-succinamic acid 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
以100%的产率得到(S)-3-((S)-2-{(S)-2-[(S)-2-Amino-3-(4-hydroxy-phenyl)-propionylamino]-3-carboxy-propionylamino}-4-methyl-pentanoylamino)-N-[(S)-1-[(S)-1-carboxy-2-(4-hydroxy-phenyl)-ethylcarbamoyl]-2-(4-hydroxy-phenyl)-ethyl]-succinamic acid