首页> 美国卫生研究院文献>International Journal of Molecular Sciences >Synthesis and Characterization of Privileged Monodentate Phosphoramidite Ligands and Chiral Brønsted Acids Derived from d-Mannitol
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Synthesis and Characterization of Privileged Monodentate Phosphoramidite Ligands and Chiral Brønsted Acids Derived from d-Mannitol

机译:特权单齿亚磷酰胺配体和d-甘露糖醇衍生的手性布朗斯台德酸的合成与表征

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摘要

The synthesis of several novel chiral phosphoramidite ligands (>L1–>L8) with C2 symmetric, pseudo C2 symmetric secondary amines and chiral Brønsted acids >1a,b has been achieved. These chiral auxiliaries were obtained from commercially available d-mannitol, and secondary amines in moderate to excellent yields. Excellent diastereoselectivites of ten chiral auxiliaries were obtained. The chiral phosphoramidite ligands and chiral Brønsted acids were fully characterized by spectroscopic methods.
机译:几种新颖的手性亚磷酰胺配体(> L1 – > L8 )与C2对称,伪C2对称仲胺和手性布朗斯台德酸> 1a,b 的合成已经实现。这些手性助剂从市售的d-甘露糖醇和仲胺以中等至极好的收率获得。获得了十种手性助剂的优异的非对映选择性。手性亚磷酰胺配体和手性布朗斯台德酸通过光谱方法得到了充分表征。

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