Ru(bpy)32+ excited state quenched by N,N'-Dimethyl-phen2+

Ru(bpy)₃²⁺ quenched by N,N'-Dimethyl-phen²⁺
Solvent : H₂O, 0.5 mol/L ACbuf, pH 5

k_q = 1.4 x 10⁸(L mol^–1 s^–1)

Mechanism: oxidative electron transfer
Experimental methods: laser flash, luminescence, single shot signal
Lifetime in the absence of quencher, air free = 0.69 micro sec.
This value also reported in 83N211