The object of the present invention are 4-nitro-2,1,3-benzoxadiazole derivatives and 4-nitro-2,1,3-benzthiadiazole derivatives of the general Formula (I)
1
as well as dyeing agents for keratin fibers, containing these compounds.
本发明的目的是通式(I)的 4-硝基-2,1,3-苯并噁二唑衍
生物和
4-硝基-2,1,3-苯并噻二唑衍
生物
1
以及含有这些化合物的角蛋白纤维染色剂。