Nickel(II) protoporphyrin Singlet oxygen

Byteva, I.M.; Salokhiddinov, K.I.; Bondarev, S.L.
Russ. J. Phys. Chem. 56, 1056-1059 (1982)

Reaction: Nickel(II) protoporphyrin + ¹O₂^* ® products and/or physical quenching
Solvent: CCl₄

k = 2.0 × 10⁹(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 420 nm

Photosensitizer = Palladium(II) mesoporphyrin IX.

Venediktov, E.A.; Krasnovsky, A.A.,Jr.
Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol. 22, 395-398 (1979)

Reaction: Nickel(II) protoporphyrin + ¹O₂^* ® products and/or physical quenching
Solvent: CCl₄

k = 10⁹(L mol^-1 s^-1)

Experimental method: Modulated photolysis
Analytical method: infrared luminescence
Data type: Derived from steady state measurements

Photosensitizer = 5,10,15,20-Tetraphenylporphine. used solvent k_d = 36 s^-1.