Os(5-Clphen)32+

excited state quenched by Fe3+
Ohsawa, Y.; Saji, T.; Aoyagui, S.
J. Electroanal. Chem. Interfacial Electrochem. 106(1-2): 327-38 (1980)

Os(5-Clphen)32+ quenched by Fe3+ at conc. <= 0.01 mol L–1
Solvent : H2O, 0.5 mol/L H2SO4

kq = 3.2 x 109(L mol–1 s–1)

Mechanism: oxidative electron transfer; energy transfer?
Experimental methods: conventional flash, photocurrent, single shot signal
Lifetime in the absence of quencher, air free = 0.078 micro sec. (78E887)
Comments: [Fe2+] = [Fe3+]; see Mech. [8]
This value also reported in 78A186

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