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氟化二苯甲醇的对映体拆分及其绝对构型的X射线晶体学和¹H NMR各向异性方法测定

Enantioresolution of fluorinated diphenylmethanols and determination of their absolute configurations by X-Ray crystallographic and 1H NMR anisotropy methods.

作者信息

Naito Junpei, Kosaka Masashi, Sugito Takeo, Watanabe Masataka, Harada Nobuyuki, Pirkle William H

机构信息

Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, Sendai, Japan.

出版信息

Chirality. 2004 Jan;16(1):22-35. doi: 10.1002/chir.10302.

Abstract

Various fluorinated diphenylmethanols were enantioresolved by the methods of chiral camphorsultam-dichlorophthalic acid (CSDP acid) and/or 2-methoxy-2-(1-naphthyl)propionic acid (MalphaNP acid) yielding enantiopure alcohols. Their absolute configurations were unambiguously determined by X-ray crystallography of CSDP esters and/or by the (1)H NMR anisotropy method of MalphaNP esters for the first time.

摘要

通过手性樟脑磺内酰胺-二氯邻苯二甲酸(CSDP酸)和/或2-甲氧基-2-(1-萘基)丙酸(MalphaNP酸)方法对多种氟化二苯甲醇进行了对映体拆分,得到了对映体纯的醇。首次通过CSDP酯的X射线晶体学和/或MalphaNP酯的(1)H NMR各向异性方法明确确定了它们的绝对构型。

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