Invention Application
US20070073087A1 Method of enantioselective nucleophilic addition reaction of enamide to carbonyl group and synthesis method of optically active alpha-hydroxy-y-keto acid ester and hydroxydiketone
有权
酰胺对羰基的对映选择性亲核加成反应的方法和光学活性α-羟基 - 酮酸酯和羟基二酮的合成方法
- Patent Title: Method of enantioselective nucleophilic addition reaction of enamide to carbonyl group and synthesis method of optically active alpha-hydroxy-y-keto acid ester and hydroxydiketone
- Patent Title (中): 酰胺对羰基的对映选择性亲核加成反应的方法和光学活性α-羟基 - 酮酸酯和羟基二酮的合成方法
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Application No.: US10587078Application Date: 2005-01-24
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Publication No.: US20070073087A1Publication Date: 2007-03-29
- Inventor: Shu Kobayashi
- Applicant: Shu Kobayashi
- Priority: JP2004-016408 20040123; JP2004-249251 20040827
- International Application: PCT/JP05/01281 WO 20050124
- Main IPC: C07C49/00
- IPC: C07C49/00

Abstract:
A method of an enantioselective nucleophilic addition reaction to carbonyl, which enables an asymmetric synthesis of an optically active α-hydroxy-γ-keto acid ester, an optically active α-hydroxy-γ-amino acid ester, hydroxydiketone compounds, etc. being useful as a raw material or synthesis intermediate for producing a pharmaceutical preparation, an agricultural chemical, a fragrance, a functional polymer or the like. In this method, the nucleophilic addition reaction of enamide compound accompanied by hydroxyl (—OH) formation to carbonyl is carried out in the presence of a chiral catalyst with copper or nickel.
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