Indole-3-propionic acid Singlet oxygen

Michaeli, A.; Feitelson, J.
Photochem. Photobiol. 59, 284-289 (1994)

Reaction: Indole-3-propionic acid + ¹O₂^* ® products
Solvent: D₂O, 75%, EtOH, 25%

k_react = 6.6 × 10⁷(L mol^-1 s^-1), T = 295K

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

Photosensitizer = Rose Bengal dianion; used solvent k_d = 4.8 × 10⁴ s^-1; Actinometer = 9,10-Dimethylanthracene.

Michaeli, A.; Feitelson, J.
Photochem. Photobiol. 59, 284-289 (1994)

Reaction: Indole-3-propionic acid + ¹O₂^* ® products and/or physical quenching
Solvent: D₂O, 75%, EtOH, 25%

k = 9.8 × 10⁷(L mol^-1 s^-1), T = 295K

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

Photosensitizer = Rose Bengal dianion.

Palumbo, M.C.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 7, 33-42 (1990)

Reaction: Indole-3-propionic acid + ¹O₂^* ® products
Solvent: CH₃CN

k_react = 6.1 × 10⁵(L mol^-1 s^-1), k_reference = 1.2 × 10⁶(L mol^-1 s^-1)

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

Photosensitizer = 5,10,15,20-Tetraphenylporphinatozinc(II); Actinometer = Anthracene; Rate of physical quenching/product formation = 54.

Palumbo, M.C.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 7, 33-42 (1990)

Reaction: Indole-3-propionic acid + ¹O₂^* ® products and/or physical quenching
Solvent: CH₃CN

k = 3.3 × 10⁷(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 598 nm

Photosensitizer = 5,10,15,20-Tetraphenylporphinatozinc(II).

Palumbo, M.C.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 7, 33-42 (1990)

Reaction: Indole-3-propionic acid + ¹O₂^* ® products
Solvent: H₂O

k_reference = 2.0 × 10⁷(L mol^-1 s^-1), pH = 4

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

Photosensitizer = Rose Bengal dianion; Actinometer = Methionine; Rate of physical quenching/product formation = 15 ± 4.