(Z)-1,2-dihydro-6-methyl-2-oxo-α-<<(tetrahydro-2H-pyran-2-yl)oxy>imino>-3-pyridineacetic acid ethyl ester 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
反应 2.5h,
以51%的产率得到(Z)-1,2-dihydro-6-methyl-2-oxo-α-<<(tetrahydro-2H-pyran-2-yl)oxy>imino>-3-pyridineacetic acid