O-(6-isoxazol-5-ylpyridin-3-ylmethyl)hydroxylamine 、
[(2S,3R,4S,6R)-2-[[(1R,2R,3R,6R,8R,9R,10R,16S,18R)-17-acetylimino-3-ethyl-2-hydroxy-2,6,8,10,16,18-hexamethyl-5,7,13-trioxo-4,11,15-trioxabicyclo[8.5.4]nonadecan-9-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate 在
盐酸 作用下,
以
乙醇 、
水 为溶剂,
反应 1.5h,
以87%的产率得到[(2S,3R,4S,6R)-2-[[(1R,2R,3R,6R,8R,9R,10R,16S,18R)-17-acetylimino-3-ethyl-2-hydroxy-2,6,8,10,16,18-hexamethyl-13-[[6-(1,2-oxazol-5-yl)pyridin-3-yl]methoxyimino]-5,7-dioxo-4,11,15-trioxabicyclo[8.5.4]nonadecan-9-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate