Fucoxanthin Singlet oxygen

Krasnovsky, A.A.,Jr.; Paramonova, L.I.
Biophysics (Engl. Transl.) 28, 769-774 (1983)

Reaction: Fucoxanthin + ¹O₂^* ® products
Solvent: CCl₄

k_react = 2.6 × 10⁵(L mol^-1 s^-1)

Experimental method: Photolysis
Analytical method: vis-UV absorption
Data type: Derived from steady state measurements

Photosensitizer = 5,10,15,20-Tetraphenylporphine; Actinometer = Tetracene.

Krasnovsky, A.A.,Jr.; Paramonova, L.I.
Biophysics (Engl. Transl.) 28, 769-774 (1983)

Reaction: Fucoxanthin + ¹O₂^* ® products and/or physical quenching
Solvent: CCl₄

k = 7.0 × 10⁸(L mol^-1 s^-1)

Experimental method: Modulated photolysis
Analytical method: infrared luminescence
Data type: Derived from steady state measurements
Excitation wavelength: 652 nm

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