cyclo(1-5)Boc-Lys(2Cl-Z)LeuLysGlu(OBzl)LeuLys(2Cl-Z)GluOPac 在
三氟乙酸 作用下,
反应 0.25h,
以100%的产率得到phenacyl (2S,5S,8S,11S,20S)-20-[[(2S)-2-[[(2S)-2-amino-6-[(2-chlorophenyl)methoxycarbonylamino]hexanoyl]amino]-4-methylpentanoyl]amino]-8-[4-[(2-chlorophenyl)methoxycarbonylamino]butyl]-5-(2-methylpropyl)-3,6,9,14,21-pentaoxo-2-(3-oxo-3-phenylmethoxypropyl)-1,4,7,10,15-pentazacyclohenicosane-11-carboxylate