1-(trifluoroacetyl)acetylene 、 methyl 1-dimethylamino-5-[2-(1,3-dioxolan-2-yl)ethyl]-1,2,3,4-tetrahydropyridine-2-carboxylate 以
四氢呋喃 为溶剂,
反应 4.0h,
以58%的产率得到methyl 7-(trifluoroacetyl)-1-(dimethylamino)-5-[2-(1,3-dioxolan-2-yl)ethyl]-1,2,3,4-tetrahydroazocine-2-carboxylate