N-<1-(R)-<(1,1-dimethylethoxy)carbonyl>-3-(1,3-dihydro-1,3-dioxo-2H-benzisoindol-2-yl)propyl>-N'-<(4-carboxyphenyl)methyl>-L-leucinamide 、
三氟乙酸 反应 15.0h,
以30%的产率得到N-<1-(R)-carboxy-3-(1,3-dihydro-1,3-dioxo-2H-benz
isoindol-2-yl)propyl>-N'-<(4-carboxyphenyl)methyl>-L-leucinamide, trifluoroacetate