4-Methyl-2,3-dihydropyran-4-t Singlet oxygen

Frimer, A.A.; Bartlett, P.D.; Boschung, A.F.; Jewett, J.G.
J. Am. Chem. Soc. 99, 7977-7986 (1977)

Reaction: 4-Methyl-2,3-dihydropyran-4-t + ¹O₂^* ® products
Reference Reaction: 2,3-Dihydro-4-methylpyran + ¹O₂^* ®
Solvent: C₆H₆

k/k_reference = 7.5 × 10^-1

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

Photosensitizer = 5,10,15,20-Tetraphenylporphine. Meas. k/k_ref = 0.75.

Frimer, A.A.; Bartlett, P.D.; Boschung, A.F.; Jewett, J.G.
J. Am. Chem. Soc. 99, 7977-7986 (1977)

Reaction: 4-Methyl-2,3-dihydropyran-4-t + ¹O₂^* ® products
Reference Reaction: 2,3-Dihydro-4-methylpyran + ¹O₂^* ®
Solvent: CH₃CN

k/k_reference = 8.3 × 10^-1

Photosensitizer = Methylene Blue; Meas. k/k_ref = 0.83.