Table 1.

Quantum Yields of Ligand Exchange (Φ_LE) and Singlet Oxygen (Φ_Δ) Production for 7–11

complex	ΦLEa	ΦΔb
7	0.15(1)c
7	0.31(1)
8	0.13(2)
9	0.024(4)	0.59(6)
10	0.014(3)	0.57(6)
11	0.061(8)	0.80(7)
[Ru(tpy)(Me2dppn)(L)]2+ d	0.073(1)	0.57(7)

^aIn CH₃CN, λ_irr = 500 nm, N₂ atmosphere.

^bIn MeOH, λ_irr = 460 nm, determined with diphenylisobenzofuran (DPBF) ¹O₂ probe.

^cIn H₂O, λ_irr = 500 nm.

^dFrom ref 72; L = imatinib.