C.I.酸性橙108 、
交沙霉素 在
sodium tetrahydroborate 作用下,
以
乙醚 、
乙醇 为溶剂,
反应 120.5h,
以75%的产率得到[(2S,3S,4R,6S)-6-[(2R,3S,4R,5R,6S)-4-(dimethylamino)-5-hydroxy-6-[[(3E,5S,6S,7R,9R,10R,11E,13E,16R)-10-hydroxy-7-[2-(2-hydroxyethylamino)ethyl]-5-methoxy-9,16-dimethyl-2-oxo-1-oxacyclohexadeca-3,11,13-trien-6-yl]oxy]-2-methyloxan-3-yl]oxy-4-hydroxy-2,4-dimethyloxan-3-yl] 3-methylbutanoate