Phenol Singlet oxygen

Martire, D.O.; Evans, C.; Bertolotti, S.G.; Braslavsky, S.E.; Garcia, N.A.
Chemosphere 26, 1691-1701 (1993)

Reaction: C₆H₅OH + ¹O₂^* ® products
Reference Reaction: DL-Met + ¹O₂^* ®
Solvent: H₂O

k_react = 1 × 10⁶(L mol^-1 s^-1), k_reference = 2 × 10⁷(L mol^-1 s^-1), pH = 8.0
k_react = 1.6 × 10⁶(L mol^-1 s^-1), pH = 9.0
k_react = 5.0 × 10⁷(L mol^-1 s^-1), pH = 10.0

Experimental method: Photolysis
Analytical method: oxygen consumption
Data type: Relative value measured by steady state method
Excitation wavelength: 532 nm

Photosensitizer = Rose Bengal dianion.

Tratnyek, P.G.; Hoigne, J.
Environ. Sci. Technol. 25, 1596-1604 (1991)

Reaction: C₆H₅OH + ¹O₂^* ® products
Reference Reaction: Furfuryl alcohol + ¹O₂^* ®
Solvent: H₂O

k_react ~ 3 × 10⁶(L mol^-1 s^-1), k_reference = 1.2 × 10⁸(L mol^-1 s^-1), T = 300K

Experimental method: Modulated photolysis
Analytical method: HPLC
Data type: Derived from pH study
Excitation wavelength: >520 nm

Photosensitizer = Rose Bengal dianion; calcd. from pH dependence and pK_a; reported k = (2.6 ± 4.0) × 10⁶ L mol^-1 s^-1. Added solute 1 × 10^-5. [Sensitizer] = 5 × 10^-3 (mol L^-1). [Indicator] = 5 × 10^-5 (mol L^-1).

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

Reaction: C₆H₅OH + ¹O₂^* ® products and/or physical quenching
Solvent: D₂O

k = 1.3 × 10⁶(L mol^-1 s^-1)

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Derived from pH study

Photosensitizer = HP or H₂TPPS^4-; calcd. from pH dependence (7-14) and pK_a.

Palumbo, M.C.; Garcia, N.A.
Toxicol. Environ. Chem. 17, 103-116 (1988)

Reaction: C₆H₅OH + ¹O₂^* ® products and/or physical quenching
Solvent: C₆H₆, 60%, MeOH, 40%

k = <10⁴(L mol^-1 s^-1)

Experimental method: Photolysis
Analytical method: vis-UV absorption
Data type: Limiting value

Photosensitizer = Indicator = Rubrene; solvent k_d and k for indicator not given.

Bensasson, R.V.; Rougee, M.
C. R. Acad. Sci., Ser. 3 307, 807-810 (1988)

Reaction: C₆H₅OH + ¹O₂^* ® products and/or physical quenching
Solvent: CD₃OD

k = 2.5 × 10⁴(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. see also [90SCU/ROU]. [Indicator] = 0.07-0.28 (mol L^-1).

Scully, F.E.,Jr.; Hoigne, J.
Chemosphere 16, 681-694 (1987)

Reaction: C₆H₅OH + ¹O₂^* ® products
Reference Reaction: Furfuryl alcohol + ¹O₂^* ®
Solvent: H₂O

k_react = <e6(L mol^-1 s^-1), k_reference = 1.2 × 10⁸(L mol^-1 s^-1), T = 292K

Experimental method: Modulated photolysis
Analytical method: gas chromatography
Data type: Derived from pH study
Excitation wavelength: >520 nm

Photosensitizer = Rose Bengal dianion; calcd. from pH dependence (8-11.5) and pK_a = 9.9. Added solute 1 × 10^-5. [Sensitizer] = 5 × 10^-3 (mol L^-1). [Indicator] = 5 × 10^-5 (mol L^-1).

Okamoto, K.; Hondo, F.; Itaya, A.; Kusabayashi, S.
J. Chem. Eng. Jpn. 15, 368-375 (1982)

Reaction: C₆H₅OH + ¹O₂^* ® products and/or physical quenching
Solvent: Water

k = 2.0 × 10⁷(L mol^-1 s^-1), b = 2.6 × 10^-2(mol L^-1), pH = 8
k = 6.1 × 10⁷(L mol^-1 s^-1), b = 8.2 × 10^-3(mol L^-1), pH = 9
k = 2.7 × 10⁸(L mol^-1 s^-1), b = 1.9 × 10^-3(mol L^-1), pH = 10.3

Experimental method: Photolysis
Analytical method: HPLC
Data type: Derived from steady state measurements

Photosensitizer = Rose Bengal dianion. used solvent k_d = 5 × 10⁵ s^-1.