6-Isopropyl-3,4-dihydropyran-5-carboxylic acid ethyl ester Singlet oxygen

Huang, Z.; Liang, X.; Chan, Y.
Chin. J. Chem. 9, 506-511 (1991)

Reaction: 6-Isopropyl-3,4-dihydropyran-5-carboxylic acid ethyl ester + ¹O₂^* ® products and/or physical quenching
Solvent: CCl₄

k = 5.5 × 10³(L mol^-1 s^-1), T = 298K

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

Photosensitizer = Indicator = Rubrene.

Huang, Z.; Liang, X.; Chan, Y.
Chin. J. Chem. 9, 506-511 (1991)

Reaction: 6-Isopropyl-3,4-dihydropyran-5-carboxylic acid ethyl ester + ¹O₂^* ® products and/or physical quenching
Solvent: CH₃CN

k = 1.1 × 10⁵(L mol^-1 s^-1), T = 298K

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

Photosensitizer = Methylene Blue; Indicator = 1,3-Diphenylisobenzofuran.

Huang, Z.; Liang, X.; Chan, Y.
Chin. J. Chem. 9, 506-511 (1991)

Reaction: 6-Isopropyl-3,4-dihydropyran-5-carboxylic acid ethyl ester + ¹O₂^* ® products and/or physical quenching
Solvent: CHCl₃

Enthalpy of activation = 0.0(kJ mol^-1), Entropy of activation = -215(J K^-1 mol^-1), Temperature range 273 to 323 K
k = 4.3 × 10⁴(L mol^-1 s^-1), T = 298K

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

Photosensitizer = Indicator = Rubrene.