申请人:Sumitomo Chemical Company, Ltd
公开号:EP3385270A1
公开(公告)日:2018-10-10
Provided is a catalyst used in the process for producing an aromatic compound giving high yield.
A Palladium complex represented by the formula (D):
wherein, X represents a chlorine atom or the like , A represents an alkyl group having a number of carbon atoms of 1 to 3, B represents an alkyl group having a number of carbon atoms of 4 to 20 or a cycloalkyl group having a number of carbon atoms of 5 to 10, R4 and R5 each independently represent a hydrogen atom, a fluorine atom, an alkoxy group having a number of carbon atoms of 1 to 20 or the like, and R6, R7 and R8 represent a hydrogen atom, an alkyl group having a number of carbon atoms of 1 to 20, an aryl group having a number of carbon atoms of 6 to 20 or a heteroaryl group having a number of carbon atoms of 4 to 20 or the like or
the formula (D') :
wherein, X, A, B and R4 to R8 are the same as defined above.
本发明提供了一种用于高产率生产芳香化合物工艺的催化剂。
由式(D)表示的钯络合物:
其中,X 代表氯原子或类似物,A 代表碳原子数为 1 至 3 的烷基,B 代表碳原子数为 4 至 20 的烷基或碳原子数为 5 至 10 的环烷基,R4 和 R5 各自独立地代表氢原子、氟原子、碳原子数为 1 至 20 的烷氧基或类似物,以及 R6、R7 和 R8 分别代表氢原子、碳原子数为 1 至 20 的烷基、碳原子数为 6 至 20 的芳基或碳原子数为 4 至 20 的杂芳基或类似物。
式 (D') :
其中,X、A、B 和 R4 至 R8 与上述定义相同。