5,10,15,20-Tetrakis(4-sulfonatophenyl)porphine Singlet oxygen

Davila, J.; Harriman, A.
Photochem. Photobiol. 51, 9-19 (1990)

Reaction: H₂TPPS^4- + ¹O₂^* ® products and/or physical quenching
Solvent: D₂O

k = <10⁸(L mol^-1 s^-1), pH = 7

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 532 nm

Self-sensitized; No measurable effect; soln. contg. 2 × 10^-3 mol L^-1 phosphate buffer and 1% NaCl wt/wt.