Benzyl 2(S)-{Methyl-[5-benzyloxycarbonylamino-2(S)-tert-butoxycarbonylamino-4(R)-(tert-butyldimethylsilyloxy)pentanoyl]amino}-3-{4,4'-bisbenzyloxy-3'-[2(S)-benzyloxycarbonylamino-2-(2-trimethylsilylethoxycarbonyl)ethyl]biphenyl-3-yl)propionate 、
四丁基氟化铵 以
N,N-二甲基甲酰胺 为溶剂,
生成
2(S)-benzyloxycarbonylamino-3-{4,4'-bisbenzyloxy-3'-[2(S)-benzyloxycarbonyl-2-{methyl-(5-benzyloxycarbonylamino-2(S)-tert-butoxycarbonylamino-4(R)-hydroxypentanoyl)amino}ethyl]biphenyl-3-yl}propionic acid