Methyl 4-trans-(L-alanyl)-amino-cyclohexane-carboxylate trifluoroacetate 、 bis-(2-chloro-ethyl)-[4]pyridyl-amine; hydrochloride 、
N,N-二异丙基乙胺 以
乙醇 为溶剂,
生成 [4-trans-[2S-[4-(4-Pyridyl)-piperazin-1-yl]-propionyl]amino]cyclohexane-carboxylic acid dihydrochloride