申请人:Takasago International Corporation
公开号:EP1591439A1
公开(公告)日:2005-11-02
A ligand represented by the formula (1):
R1R2N-Q1-X-Q2-NR3R4 (1)
wherein R1, R2, R3 and R4 are each the same or different and represent a group represented by the formula (2):
wherein Q3 is an optionally substituted alkylene group, an optionally substituted cycloalkylene group, an optionally substituted arylene group, or an optionally substituted divalent heterocyclic group, R5 is an optionally substituted alkyl group, an optionally substituted aryl group or an optionally substituted heterocyclic group and R6 is a substituent which may coordinate or bind to a metal atom, or R5 and R6, taken together, may form a ring, Q1 and Q2 are each the same or different and represent an optionally substituted alkylene group or a single bond, and X is a divalent spacer.
由式 (1) 表示的配体:
R1R2N-Q1-X-Q2-NR3R4 (1)
其中 R1、R2、R3 和 R4 各自相同或不同,并代表由式(2)表示的基团:
其中 Q3 是任选取代的亚烷基、任选取代的环亚烷基、任选取代的芳烷基或任选取代的二价杂环基团,R5 是任选取代的烷基、任选取代的芳烷基或任选取代的杂环基团,R6 是可与金属原子配位或结合的取代基,或 R5 和 R6 合在一起可形成一个环,Q1 和 Q2 各自相同或不同并代表任选取代的亚烷基或单键,X 是二价间隔物。