Urea Singlet oxygen

Dahl, T.A.; Midden, W.R.; Hartman, P.E.
Photochem. Photobiol. 47, 357-362 (1988)

Reaction: H₂NCONH₂ + ¹O₂^* ® products
Reference Reaction: 2,5-Bis(hydroxymethyl)furan + ¹O₂^* ®
Solvent: H₂O

k/k_reference = 1.1
pH = 7.0, T = 283K

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

Photosensitizer = Rose Bengal dianion; meas. k/k_ref = 1.1. Added solute 5 × 10^-3. [Sensitizer] = 10^-5 (mol L^-1). [Indicator] = 10^-4 (mol L^-1).