'Quenching of Excited States of Metal Complexes

Pd(5,10,15,20-tetraphenylporphyrin)

excited state quenched by N,N-Dimethylaniline

Mercer-Smith, J.A.; Sutcliffe, C.R.; Schmehl, R.H.; Whitten, D.G.
J. Am. Chem. Soc. 101: 3995-7 (1979)

Pd(5,10,15,20-tetraphenylporphyrin) quenched by N,N-Dimethylaniline
Solvent : Pyridine

k_q = 1 x 10⁵(L mol^–1 s^–1)

Mechanism: exciplex formation
Experimental methods: steady state irradiation,
Comments: nonlinear Stern-Volmer plot, see Mech. [1]