4-(4-Methylphenyl)thio-1-butanol Singlet oxygen

Clennan, E.L.; Yang, K.
J. Org. Chem. 57, 4477-4487 (1992)

Reaction: 4-(4-Methylphenyl)thio-1-butanol + ¹O₂^* ® products
Reference Reaction: Limonene + ¹O₂^* ®
Solvent: Acetone

k_react = 4.1 × 10⁴(L mol^-1 s^-1), k_reference = 1.7 × 10⁵(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion; Rate of physical quenching/product formation = 64.9; see also [91CLE/YAN]. [Indicator] = 2.9 × 10^-2 (mol L^-1).

Clennan, E.L.; Yang, K.
J. Org. Chem. 57, 4477-4487 (1992)

Reaction: 4-(4-Methylphenyl)thio-1-butanol + ¹O₂^* ® products and/or physical quenching
Solvent: Acetone

k = 2.7 × 10⁶(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly

Photosensitizer = Rose Bengal dianion. see also [91CLE/YAN].