[(2R,3R,4R,5R,6R)-4-Benzyloxy-6-isobutoxy-5-isopropoxy-2-(naphthalen-2-yloxymethyl)-tetrahydro-pyran-3-yloxy]-acetic acid tert-butyl ester 在
甲醇 、 lithium hydroxide 作用下,
生成 [(2R,3R,4R,5R,6R)-4-Benzyloxy-6-isobutoxy-5-isopropoxy-2-(naphthalen-2-yloxymethyl)-tetrahydro-pyran-3-yloxy]-acetic acid