Charge transfer parameters of the lowest-energy dominant excitations of the studied metallo-porphyrin. [q_CT (e), d_CT (Å), Δμ_CT = q_CT × d_CT (u.a.)] as calculated at the B3LYP/DEF2-TZVP level.

Compound	2S + 1	Number of state	d CT	ΔμCT	q CT
Ru	1	9	0.002	0.003	0.277
Cu	2	24	0.007	0.026	0.806
		27	0.004	0.006	0.315
		29	0.004	0.011	0.662
Ni	3	20	0.012	0.049	0.850
		25	0.011	0.050	0.938
Fe	5	18	0.002	0.006	0.655
		22	0.006	0.024	0.793
Mn	6	14	0.017	0.058	0.697
		20	0.007	0.024	0.709