申请人:Banning H. Jeffrey
公开号:US20060020141A1
公开(公告)日:2006-01-26
Compounds of the formula
wherein M is either (1) a metal ion having a positive charge of +y wherein y is an integer which is at least 2, said metal ion being capable of forming a compound with at least two
chromogen moieties, or (2) a metal-containing moiety capable of forming a compound with at least two
chromogen moieties, z is an integer representing the number of
chromogen moieties associated with the metal and is at least 2, R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, a, b, c, d, Y, and z are as defined herein, Q
−
is a COO
−
group or a SO
3
— group, A is an organic anion, and CA is either a hydrogen atom or a cation associated with all but one of the Q
−
groups.
式中的化合物,其中M是一个带有正电荷+y的金属离子,其中y是至少为2的整数,该金属离子能够与至少两个色团基团形成化合物,或者M是一个含金属基团的基团,能够与至少两个色团基团形成化合物,z是表示与金属相关的色团基团数量的整数,至少为2,R1、R2、R3、R4、R5、R6、R7、a、b、c、d、Y和z的定义如上所述,Q-是一个COO-基团或SO3-基团,A是一个有机阴离子,CA是一个氢原子或与除一个Q-基团之外的所有Q-基团相关联的阳离子。