Highly substituted phthalides including a key intermediate in the synthesis of mycophenolic acid were prepared by the Diels-Alder reaction of 3-(phenylthio- or 3-(phenylsulfinyl)-2-(5H)-furanones with silyloxydienes.
通过 3-(苯
硫基或 3-(苯亚磺酰基)-2-(5H)-
呋喃酮与
硅氧基二烯的 Diels-Alder 反应,制备了高取代的
邻苯二甲酸盐,其中包括合成
霉酚酸的关键中间体。