申请人:SUMITOMO CHEMICAL COMPANY, LIMITED
公开号:US20030162950A1
公开(公告)日:2003-08-28
There are disclosed a process for producing a coupling compound of formula (1):
(Y—)
(n-1)
R
1
—R
2
—(R
1
)
(n′-1)
(1),
wherein R
1
and R
2
independently represent
a substituted or unsubstituted aryl group,
which process is characterized by reacting
an unsaturated organic compound of formula (2):
n
′(R
1
X
1
n
) (2)
wherein n, n′, and R
1
are the same as defined above, and
X
1
is the same or different and independently represents a leaving group and bonded with a sp2 carbon atom of R
1
group,
with a boron compound of formula (3):
m
{R
2
(BX
2
2
)
n′
} (3)
wherein R
2
and n′ are the same as defined above,
X
2
represents a hydroxy group, an alkoxy group, in the presence of a catalyst containing
(A) a nickel compound, and
(B) a nitrogen-containing cyclic compound, and the catalyst.
揭示了一种制备公式(1)的偶联化合物的方法:(Y-)(n-1)R1-R2-(R1)(n′-1)(1),其中R1和R2独立地表示取代或未取代的芳基基团,该方法的特征在于将公式(2)的不饱和有机化合物反应:n′(R1X1n)(2),其中n、n′和R1如上定义,而X1相同或不同且独立地表示离去基并与R1基的sp2碳原子结合,与公式(3)的硼化合物反应:mR2(BX22)n′(3),其中R2和n′如上定义,X2表示羟基、烷氧基,存在(A)镍化合物和(B)含氮环状化合物的催化剂的存在下。