Methyl salicylate, conjugate base Singlet oxygen

Scully, F.E.,Jr.; Hoigne, J.
Chemosphere 16, 681-694 (1987)

Reaction: Methyl salicylate, conjugate base + ¹O₂^* ® products
Reference Reaction: Furfuryl alcohol + ¹O₂^* ®
Solvent: H₂O

k_react = 1.6 × 10⁸(L mol^-1 s^-1), k_reference = 1.2 × 10⁸(L mol^-1 s^-1), pH = 10.0, T = 292K

Experimental method: Modulated photolysis
Analytical method: gas chromatography
Data type: Derived from pH study
Excitation wavelength: >520 nm

Photosensitizer = Rose Bengal dianion; estd. using pK_a = 9.8. Added solute 1 × 10^-5. [Sensitizer] = 5 × 10^-3 (mol L^-1). [Indicator] = 5 × 10^-5 (mol L^-1).