申请人:Chichak Kelly Scott
公开号:US20100174086A1
公开(公告)日:2010-07-08
Compound of formula C is made by reacting a compound of formula A with an pyridyl boronic acid or pyridyl borate ester to form a compound of formula B; and
combining the compound of formula B with a pyridyl dihalide to form the compound of C;
wherein
R
3
, R
4
, R
5
, R
6
and R
7
are, independently at each occurrence, a C
1
-C
20
aliphatic radical, a C
3
-C
20
aromatic radical, or a C
3
-C
20
cycloaliphatic radical;
X is, independently at each occurrence, CH or N;
Y is chloro or bromo;
Z is bromo or iodo; and when Y is bromo, Z is iodo;
d, e, and g are, independently at each occurrence, an integer ranging from 0-4;
f is an integer ranging from 0-2; and
h is an integer ranging from 0-3.
将公式A的化合物与吡啶硼酸或吡啶硼酯酯反应,形成公式B的化合物;然后将公式B的化合物与吡啶二卤化物结合形成化合物C;其中R3、R4、R5、R6和R7在每次出现时均独立地是C1-C20脂肪基、C3-C20芳香基或C3-C20环脂基;X在每次出现时独立地是CH或N;Y是氯或溴;Z是溴或碘;当Y是溴时,Z是碘;d、e和g在每次出现时独立地是从0到4的整数;f是从0到2的整数;h是从0到3的整数。