Bis-{2-[(R)-((4S,5R)-5-dimethoxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methoxy]-ethyl}-(2,4-dinitro-phenyl)-amine 在
盐酸 作用下,
反应 1.5h,
以62%的产率得到(3R,4R,5S,6R)-5-[2-[2,4-dinitro-N-[2-[(2R,3S,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyethyl]anilino]ethoxy]-6-(hydroxymethyl)oxane-2,3,4-triol