Nalidixic acid Singlet oxygen

Dayhaw-Barker, P.; Truscott, T.G.
Photochem. Photobiol. 47, 765-767 (1988)

Reaction: Nalidixic acid + ¹O₂^* ® products and/or physical quenching
Solvent: D₂O

k ~2.5 × 10⁸(L mol^-1 s^-1), pH = 4.4

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 347 nm

Self-sensitized; used solvent k_d = 3 × 10⁴ s^-1; estd. from increased lifetime on decreasing concn.