PROCESS FOR THE PREPARATION OF BENZYL-METAL COMPOUNDS AND PROCESS FOR THE PREPARATION OF 4-PHENYL-1-BUTENES BY THE USE OF THE SAME
申请人:K I CHEMICAL INDUSTRY CO., LTD.
公开号:EP0866068A1
公开(公告)日:1998-09-23
There is disclosed a method of preparing benzyl metal compounds represented by general formula (2), comprising reacting a phenyl metal compound represented by general formula (1) with toluene, in the presence of a catalytic amount of amine. According to this method, benzyl metal compounds can be prepared at a high yield, and in an industrially advantageous manner. Further, there is also disclosed a method of preparing 4-phenyl-1-butenes, comprising reacting the benzyl metal compound obtained in the method, with an allyl halide,
wherein M represents an alkali metal,
wherein M has the same meaning as the above.
本发明公开了一种制备通式(2)代表的苄基金属化合物的方法,包括在胺的催化下,使通式(1)代表的苯基金属化合物与甲苯反应。根据这种方法,苄基金属化合物能以高产率和对工业有利的方式制备。此外,还公开了一种制备 4-苯基-1-丁烯的方法,包括将该方法中获得的苄基金属化合物与烯丙基卤化物反应、
其中 M 代表碱金属、
其中 M 的含义与上述相同。
US6024897A
申请人:——
公开号:US6024897A
公开(公告)日:2000-02-15
Reactions of .pi.-allylic nickel(II) bromide with organic halides. Novel synthesis of monoterpenoid compounds