Piperidine Singlet oxygen

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: 2-BuOH

k = 1.0 × 10⁶(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. [Sensitizer] = 3-9 × 10^-5 (mol L^-1).

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: CF₃CH₂OH

k = 6.5 × 10³(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. [Sensitizer] = 3-9 × 10^-5 (mol L^-1).

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: CH₃CN

k = 5.6 × 10⁷(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. [Sensitizer] = 3-9 × 10^-5 (mol L^-1).

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: (CH₃)₂CO

k = 7.8 × 10⁷(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. [Sensitizer] = 3-9 × 10^-5 (mol L^-1).

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: CHCl₃

k = 3.6 × 10⁶(L mol^-1 s^-1)

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

Photosensitizer = 5,10,15,20-Tetraphenylporphine. [Sensitizer] = 1.6 × 10^-4 (mol L^-1).

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54, 3581-3584 (1989)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: (CH₃)₂CHOH

k = 9.1 × 10⁵(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion. [Sensitizer] = 3-9 × 10^-5 (mol L^-1).

Ballardini, R.; Beggiato, G.; Bortolus, P.; Faucitano, A.; Buttafava, A.; Gratani, F.
Polym. Degrad. Stab. 7, 41-53 (1984)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: Benzene, 80%, Methanol, 20%

k = 3.5 × 10⁶(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly using indicator
Excitation wavelength: 694 nm

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

Monroe, B.M.
J. Phys. Chem. 81, 1861-1864 (1977)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: CHCl₃

k = 5.8 × 10⁶(L mol^-1 s^-1)

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

Photosensitizer = Indicator = Rubrene; used solvent k_d = 1.7 × 10⁴ s^-1; k for indicator = 5.3 × 10⁷ L/(mol·s).

Young, R.H.; Martin, R.L.; Feriozi, D.; Brewer, D.; Kayser, R.
Photochem. Photobiol. 17, 233-244 (1973)

Reaction: Piperidine + ¹O₂^* ® products and/or physical quenching
Solvent: MeOH

k = 9.2 × 10⁵(L mol^-1 s^-1)

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

Photosensitizer = Rose Bengal dianion; Indicator = 1,3-Diphenylisobenzofuran. used solvent k_d = 9.0 × 10⁴ s^-1.