L-Tyrosylglycine Singlet oxygen

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products and/or physical quenching
Solvent: EtOH, 80%, CH₃CN, 20%

k = 4.3 × 10⁶(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly

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

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products
Solvent: EtOH, 80%, CH₃CN, 20%

k_react = 2.1 × 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); used solvent k_d = 5.3 × 10⁴ s^-1; Actinometer = 9,10-Dimethylanthracene.

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products and/or physical quenching
Solvent: EtOH, 80%, CH₃CN, 20%

k = 1.2 × 10⁸(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly

Photosensitizer = 5,10,15,20-Tetraphenylporphinatozinc(II); 0.01 mol L^-1 KOH.

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products
Solvent: EtOH, 80%, CH₃CN, 20%

k_react = 1.0 × 10⁷(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); used solvent k_d = 5.3 × 10⁴ s^-1; Actinometer = 9,10-Dimethylanthracene; 0.01 mol L^-1 KOH.

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products and/or physical quenching
Solvent: EtOH, 80%, CH₃CN, 20%

k = 4.2 × 10⁶(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly

Photosensitizer = 5,10,15,20-Tetraphenylporphinatozinc(II); 0.01 mol L^-1 HCl.

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products
Solvent: EtOH, 80%, CH₃CN, 20%

k_react = < 5 × 10⁴(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); used solvent k_d = 5.3 × 10⁴ s^-1; Actinometer = 9,10-Dimethylanthracene; 0.01 mol L^-1 HCl.

Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
J. Photochem. Photobiol., B 10, 57-70 (1991)

Reaction: TyrOHGly + ¹O₂^* ® products
Reference Reaction: DL-Met + ¹O₂^* ®
Solvent: H₂O

k_react = 3.0 × 10⁷(L mol^-1 s^-1), k_reference = 2 × 10⁷(L mol^-1 s^-1), pH = 10
k_react = 4.3 × 10⁷(L mol^-1 s^-1), pH = 11.5

Experimental method: Photolysis
Analytical method: oxygen consumption
Data type: Relative value measured by steady state method

Photosensitizer = Rose Bengal dianion.