首页> 外国专利> CATALYST FOR CROSS-COUPLING REACTION, AND PROCESS FOR PRODUCTION OF AROMATIC COMPOUND USING THE SAME

CATALYST FOR CROSS-COUPLING REACTION, AND PROCESS FOR PRODUCTION OF AROMATIC COMPOUND USING THE SAME

机译:交叉偶联反应的催化剂,以及使用该催化剂生产芳香族化合物的方法

摘要

The present invention provides a process for efficiently producing an alkylated aromatic compound in good yield, by a cross-coupling reaction between an alkyl halide and an aromatic magnesium reagent. A process for producing an aromatic compound represented by Formula (1):; R—Ar′  (1)wherein R is a hydrocarbon group, and Ar′ is an aryl group;the process comprising:reacting a compound represented by Formula (2):; R—X  (2)wherein X is a halogen atom, and R is as defined above, with a magnesium reagent represented by Formula (3):; Ar′—MgY  (3)wherein Y is a halogen atom, and Ar′ is as defined above, in the presence of a catalyst for cross-coupling reactions comprising an iron compound and a bisphosphine compound represented by Formula (4):; embedded image wherein Q is a divalent group derived from an aromatic ring by removing two hydrogen (H) atoms on adjacent carbon atoms; and each Ar is independently an aryl group.
机译:本发明提供了一种通过卤代烷与芳族镁试剂之间的交叉偶联反应以高收率高效地生产烷基化芳族化合物的方法。式(1)表示的芳香族化合物的制造方法: <?in-line-formulae description =“在线表达式” end =“ lead”?> R-Ar'(1)<?in-line-formulae description =“在线表达式” end =“ tail”? > 其中R为烃基,Ar'为芳基; 该方法包括: < ListItem id =“ ul0002-0003” number =“ 0000”>与式(2)表示的化合物反应: ; <?in-line-formulae description =“ In-line Formulae” end =“ lead”?> R-X(2)<?in-line-formulae description =“ In-line Formulae” end =“ tail”?> 其中X是卤原子,R的定义同上,用式(3)表示的镁试剂: ; <?in-line-formulae description =“在线公式” end =“ lead”?> Ar'-MgY(3)<?in-line-formulae description =“在线公式” end =“ tail”? > 其中Y是卤原子,并且Ar'如上所定义,在包含由式(4)表示的铁化合物和双膦化合物的用于交叉偶联反应的催化剂的存在下: ; “嵌入式图像” 其中Q是通过除去相邻碳原子上的两个氢(H)原子而衍生自芳环的二价基团;每个Ar独立为芳基。

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