Glycyl-L-tyrosyl-\7L\0-alanine Singlet oxygen

Miskosky, S.; Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
Amino Acids 4, 101-110 (1993)

Reaction: GlyTyrOHAla + ¹O₂^* ® products
Reference Reaction: 9,10-Dimethylanthracene + ¹O₂^* ®
Solvent: EtOH, 80%, MeCN, 20%

k_react = 3.0 × 10⁷(L mol^-1 s^-1), k_reference = 8.2 × 10⁸(L mol^-1 s^-1)

Experimental method: Photolysis
Analytical method: vis-UV emission
Data type: Relative value measured by steady state method

Photosensitizer = Rose Bengal dianion; 0.01 mol L^-1 KOH.

Miskosky, S.; Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
Amino Acids 4, 101-110 (1993)

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

k = 2.0 × 10⁸(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 337 nm

Photosensitizer = Rose Bengal dianion; 0.01 mol L^-1 KOH.

Miskosky, S.; Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
Amino Acids 4, 101-110 (1993)

Reaction: GlyTyrOHAla + ¹O₂^* ® products and/or physical quenching
Solvent: H₂O

k = 2.0 × 10⁹(L mol^-1 s^-1), pH = 11.5

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

Photosensitizer = Rose Bengal dianion; used solvent k_d = 2.5 × 10⁵ s^-1.

Miskosky, S.; Bertolotti, S.G.; Garcia, N.A.; Arguello, G.A.
Amino Acids 4, 101-110 (1993)

Reaction: GlyTyrOHAla + ¹O₂^* ® products
Reference Reaction: Furfuryl alcohol + ¹O₂^* ®
Solvent: H₂O

k_react = 1.0 × 10⁸(L mol^-1 s^-1), k_reference = 1.2 × 10⁸(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.