(5(S)-ethylpiperidin-3(S)-yl)-carbamic acid tert-butyl ester 、 ethyl 8-chloro-1-cyclopropyl-7-nitro-9-methyl-4-oxo-4H-quinolizine-3-carboxylate 在
三乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 72.0h,
生成 ethyl 8-[3S-t-butoxycarbonylamino-5S-ethylpiperidinyl]-1-cyclopropyl-9-methyl-7-nitro-4-oxo-4H-quinolizine-3-carboxylate