tert-butyl N-[4-(amino-methyl)-phenyl]-N-(2-methyl-6-piperidin-1-yl-phenyl)-hydrazinocarboxylate 、
乙酸酐 在
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 0.5h,
以51%的产率得到tert-butyl N-[4-(acetylamino-methyl)-phenyl]-N-(2-methyl-6-piperidin-1-yl-phenyl)-hydrazino-carboxylate