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MOM(甲氧基甲基醚)保护羟基
保护条件: 一、CH3OCH2Cl(MOMCl),DIEA,在二氯甲烷中,0℃到室温,反应8h,在引入MOM时,此条件是最常用的方法。但是MOMCl是致癌物,而且在制备MOMCl时产生的二氯甲基甲基醚毒性更强。因此在使用MOMCl时要做好防护措施。 MOM(CH3OCH2-OR)羟基保护示例(J. Org. Chem.1995 ...
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