Ru(bpy)32+ excited state quenched by N,N'-Bis(4-sulfonatobenzyl)-(vio2+) zwitterion

Ru(bpy)₃²⁺ quenched by N,N'-Bis(4-sulfonatobenzyl)-(vio²⁺) zwitterion at conc. <= 5 x 10^–4 mol L^–1
Solvent : H₂O, pH 4

k_q = 1.4 x 10⁹(L mol^–1 s^–1)

Mechanism: oxidative electron transfer
Experimental methods: steady state irradiation, luminescence
Electron transfer fraction of quenching = 0.1
This value also reported in 85S084