2,5-Di-tert-butylhydroquinone Singlet oxygen

Scurlock, R.; Rougee, M.; Bensasson, R.V.
Free Radical Res. Commun. 8, 251-258 (1990)

Reaction: 2,5-Di-tert-butylhydroquinone + ¹O₂^* ® products and/or physical quenching
Solvent: CD₃OD

k = 1.9 × 10⁸(L mol^-1 s^-1), T = 293K

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 532 nm

Photosensitizer = Hematoporphyrin IX. [Indicator] = 5× 10^-5-20 (mol L^-1).

Lang, J.; Shi, J.; Li, G.
Huadong Huagong Xueyuan Xuebao 14, 65-70 (1988)

Reaction: 2,5-Di-tert-butylhydroquinone + ¹O₂^* ® products and/or physical quenching
Solvent: Methanol

k = 6.2 × 10⁷(L mol^-1 s^-1), b = 2.9 × 10^-3(mol L^-1)

Experimental method: Photolysis
Analytical method: vis-UV emission
Data type: Derived from steady state measurements using indicator

Photosensitizer = Rose Bengal dianion; used solvent k_d = 1.8 × 10⁵ s^-1; Indicator = 1,3-Diphenylisobenzofuran.