Curcumin Singlet oxygen

Gorman, A.A.; Hamblett, I.; Srinivasan, V.S.; Wood, P.D.
Photochem. Photobiol. 59, 389-398 (1994)

Reaction: Curcumin + ¹O₂^* ® products and/or physical quenching
Solvent: C₆D₆

k = 2.5 × 10⁵(L mol^-1 s^-1), T = 295K

Experimental method: Photolysis
Analytical method: infrared luminescence
Data type: Derived from steady state measurements
Excitation wavelength: 532 nm

Photosensitizer = 5,10,15,20-Tetraphenylporphine. used solvent k_d = 1.5 × 10³ s^-1.

Chignell, C.F.; Bilski, P.; Reszka, K.J.; Motten, A.G.; Sik, R.H.; Dahl, T.A.
Photochem. Photobiol. 59, 295-302 (1994)

Reaction: Curcumin + ¹O₂^* ® products and/or physical quenching
Solvent: Acetonitrile

k = < 7 × 10⁶(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. used solvent k_d = 1.7 × 10⁴ s^-1.