Reaction of the title compounds with PhI(OAc)2 and MeOH–KOH leads to α-hydroxydiemthylacetal β-methoxy products regiospecifically and stereospecifically, as demonstrated by X-ray diffraction.
X射线衍射表明,标题化合物与PhI(OAc)2和MeOH-KOH的反应可在区域和立体上产生α-羟基二
乙缩醛β-甲氧基产物。