申请人:SUMITOMO CHEMICAL COMPANY, LIMITED
公开号:US20030158419A1
公开(公告)日:2003-08-21
There is disclosed a method for producing a biaryl compound of formula (I):
1
wherein R
1
is the same or different and independently denotes a substituted or unsubstituted hydrocarbon group or the like, A and B denote an aromatic hydrocarbon ring having from 6 to 14 carbon atoms or the like, k and m independently denote an integer of from 0 to 5, and 1 denotes an integer of 1 or 2, which method is characterized by reacting an aromatic compound of formula (II):
2
wherein R
1
, k and l denote the same as defined above, and X
1
denotes a leaving group, with a Grignard reagent of formula (III):
3
(R
2
). 9MgX
2
(IIIg)
wherein R
2
, B, and m denote the same as defined above and X
2
denotes chlorine or the like, in the presence of a cyclic ether, or an acyclic ether having two or more ether oxygens in the molecule and a nickel catalyst.
揭示了一种制备式(I)的联苯化合物的方法:其中R1相同或不同且独立地表示取代或未取代的碳氢化合物基团或类似物,A和B表示具有6至14个碳原子或类似物的芳香碳氢环,k和m独立地表示0至5的整数,l表示1或2的整数,该方法的特征在于将式(II)的芳香化合物:其中R1、k和l的定义与上述相同,X1表示离去基团,与式(III)的格氏试剂反应:其中R2、B和m的定义与上述相同,X2表示氯或类似物,在环醚或分子中具有两个或更多个醚氧原子的无环醚和镍催化剂的存在下。