Two novel coordination compounds formulated as [Co_2(EY)_2(L_1)]·2C_2H_5OH(1) and [Mn_2(EY)_2(L_1)]·2C_2H_5OH(2)(EY = Eosin Y dianion, L_1 = 4,4’-bipyridine)
A novel unsymmetrical fluorescein derivative substituted by chlorine and naphthol, 2 ’-chloroseminaphthofluorescein, was prepared by the two-step synthetic met