申请人:——
公开号:US20040102649A1
公开(公告)日:2004-05-27
The invention concerns a water soluble compound of formula (a) wherein: A represents naphthyl or phenyl; and Ar
1
and Ar
2
independently represent a saturated or aromatic carbocyclic group; X
a
, X
b
are independently selected among an amino group, an ammonium group and an amino group modified by a linear polyoxyalkylene chain, provided that at least one of X
a
and X
b
represents ammonium or modified amino.
本发明涉及一种水溶性化合物,其化学式为(a),其中:A代表萘基或苯基;Ar1和Ar2分别代表饱和或芳香环烃基;Xa,Xb分别独立地选自氨基,铵基和通过线性聚氧烷链修饰的氨基,但至少其中之一代表铵基或修饰氨基。