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14 天
MOM(甲氧基甲基醚)保护羟基
MOM(甲氧基甲基醚)是一种保护羟基的常用方法,在有机合成中具有重要的地位。它的基本优点是上保护容易,且产率较好;可在多条件下去保护,具有广泛的适用范围,其对酸还是较为稳定的,一般它的脱除需要在强酸条件下进行。 保护条件: 一、CH3OCH2Cl ...
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