A resin and its use as a methylating agent. One embodiment is a resin comprising a solid support and cationic methylated sulfonium, sulfoxonium, selenonium or phosphonium salts immobilized on the solid support. Another embodiment is the use of the resin as a methylating agent, for example in the conversion of morphine to codeine.
一种
树脂及其用作甲基化剂。其中一种实施方式是包括固体支撑物和阳离子甲基化的磺鎓、磺氧鎓、
硒鎓或膦鎓盐固定在固体支撑物上的
树脂。另一种实施方式是将该
树脂用作甲基化剂,例如在
吗啡转化为
可待因的过程中。