作者:Masaru Mitsuda、Tomoaki Tanaka、Toshimitsu Tanaka、Yosuke Demizu、Osamu Onomura、Yoshihiro Matsumura
DOI:10.1016/j.tetlet.2006.09.049
日期:2006.11
Kinetic resolution of N-benzoylated vic-amino alcohols was achieved by benzoylation in the presence of copper triflate and (R,R)-Ph-BOX as catalysts. The observed enantioselectivity was moderate to high. The method was applied to a kinetic resolution of racemic prolinol and piperidinemethanol derivatives as well as an asymmetric desymmetrization of 2-amino-1,3-diol derivatives.
通过在三氟甲磺酸铜和(R,R)-Ph-BOX作为催化剂的存在下通过苯甲酰化来实现N-苯甲酰化的vic-氨基醇的动力学拆分。观察到的对映选择性为中等至高。该方法适用于外消旋脯氨醇和哌啶甲醇衍生物的动力学拆分以及2-氨基-1,3-二醇衍生物的不对称脱对称。