The present invention relates to new cyanine dyes according to the formula (I), wherein A
1
and A
2
are each independently O, S, or N, and R is H or a carbohydrate that may contain a hetero atom, and m is 0 to 5, and n is 0 to 5.
本发明涉及新的靛青
染料,其
化学式为(I),其中A1和A2分别独立地为O、S或N,R为H或可能含有杂原子的
碳水化合物,m为0到5,n为0到5。