b-apo-8'-Carotenal Singlet oxygen

Jung, M.Y.; Min, D.B.
J. Am. Oil Chem. Soc. 68, 653-658 (1991)

Reaction: b-apo-8'-Carotenal + ¹O₂^* ® products and/or physical quenching
Reference Reaction: Soybean oil + ¹O₂^* ®
Solvent: CH₂Cl₂

k = 3.1 × 10⁹(L mol^-1 s^-1), k_reference = 1.0 × 10⁵(L mol^-1 s^-1), T = 298K

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

Photosensitizer = Chlorophyll a; obs. peroxide formation. Added solute 0-10^-5. [Indicator] = 1.6 × 10^-1 (mol L^-1).

Wilkinson, F.; Ho, W.-T.
Spectrosc. Lett. 11, 455-463 (1978)

Reaction: b-apo-8'-Carotenal + ¹O₂^* ® products and/or physical quenching
Solvent: C₆H₆

k = 1.4 × 10¹⁰(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly using indicator
Excitation wavelength: 347 nm

Photosensitizer = Anthracene.