Mg(5,10,15,20-tetraphenylporphyrin)(pyridine)

excited state quenched by 1,2-Dinitrobenzene
Kapinus, E.I.; Aleksankina, M.M.; Dilung, I.I.
J. Photochem. 21: 125-35 (1983)

Mg(5,10,15,20-tetraphenylporphyrin)(pyridine) quenched by 1,2-Dinitrobenzene
Solvent : Toluene

kq < 1 x 108 (calc)(L mol–1 s–1)

Mechanism: exciplex formation
Experimental methods: conventional flash, absorption, single shot signal
Lifetime in the absence of quencher, air free = 5. x 102 micro sec.
Comments: biexponential decay, see Mech. [2]

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