甲醇 、 {(2R,3S,4R,6R)-4-Benzyloxy-6-[2-((2R,3S,4R,6R)-4-benzyloxy-6-hydroxymethyl-3-methyl-tetrahydro-pyran-2-yl)-acetoxymethyl]-3-methyl-tetrahydro-pyran-2-yl}-acetic acid methyl ester 在
potassium tert-butylate 作用下,
反应 11.0h,
生成
((2R,3S,4R,6R)-4-Benzyloxy-6-hydroxymethyl-3-methyl-tetrahydro-pyran-2-yl)-acetic acid methyl ester