Furan Singlet oxygen

Okamoto, M.
J. Phys. Chem. 96, 245-248 (1992)

Reaction: Furan + ¹O₂^* ® products
Solvent: MCH

Volume of activation = -17(cm³ mol^-1), Pressure range 0.1 to 400
T = 298K

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

Photosensitizer = Anthracene; Indicator = 1,3-Diphenylisobenzofuran. [Indicator] = 5.1 × 10^-5 (mol L^-1).

Cottier, L.; Descotes, G.; Nigay, H.; Parron, J.-C.; Gregoire, V.
Bull. Soc. Chim. Fr., 844-850 (1986)

Reaction: Furan + ¹O₂^* ® products
Reference Reaction: Furfuryl alcohol + ¹O₂^* ®
Solvent: CH₃CH₂OH

k/k_reference = 1
T = 293K

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

Photosensitizer = Rose Bengal dianion. Meas. k/k_ref = 1.

Gollnick, K.; Griesbeck, A.
Tetrahedron 41, 2057-2068 (1985)

Reaction: Furan + ¹O₂^* ® products
Solvent: MeOH

k_react = 8.9 × 10⁶(L mol^-1 s^-1), b = 1.6 × 10^-2(mol L^-1), T = 286K

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

Photosensitizer = Rose Bengal of Tetraphenylporphine; used solvent k_d = 1.4 × 10⁵ s^-1. [Sensitizer] = 2× 10^-4-10 (mol L^-1).

Clennan, E.L.; Mehrsheikh-Mohammadi, M.E.
J. Am. Chem. Soc. 106, 7112-7118 (1984)

Reaction: Furan + ¹O₂^* ® products and/or physical quenching
Solvent: CH₂Cl₂

k = 1.4 × 10⁷(L mol^-1 s^-1)

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

Photosensitizer = Mesoporphyrin IX, dimethyl ester; used solvent k_d = 1 × 10⁴ s^-1; Indicator = 1,3-Diphenylisobenzofuran.

Clennan, E.L.; Mehrsheikh-Mohammadi, M.E.
J. Am. Chem. Soc. 106, 7112-7118 (1984)

Reaction: Furan + ¹O₂^* ® products and/or physical quenching
Solvent: CH₂Cl₂

k = 1.2 × 10⁷(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 × 10⁴ s^-1; k for indicator = 3.3 × 10⁷ L/(mol·s).

Gorman, A.A.; Lovering, G.; Rodgers, M.A.J.
J. Am. Chem. Soc. 101, 3050-3055 (1979)

Reaction: Furan + ¹O₂^* ® products and/or physical quenching
Solvent: C₆H₅CH₃

Enthalpy of activation = 0(kJ mol^-1), Entropy of activation = -118(J K^-1 mol^-1), Temperature range 223 to 353 K
k = 1.1 × 10⁷(L mol^-1 s^-1)

Experimental method: Pulse radiolysis
Analytical method: vis-UV absorption
Data type: Absolute value measured directly using indicator

Photosensitizer = Naphthalene; Indicator = 1,3-Diphenylisobenzofuran. [Sensitizer] = 10^-2 (mol L^-1).

Young, R.H.; Martin, R.L.; Chinh, N.; Mallon, C.; Kayser, R.H.
Can. J. Chem. 50, 932-938 (1972)

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

b = 2.6 × 10^-3(mol L^-1)

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

Photosensitizer = Methylene Blue; Indicator = 1,3-Diphenylisobenzofuran. meas. k_d/k = 2.6 × 10^-3 mol/L.

Koch, E.
Tetrahedron 24, 6295-6318 (1968)

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

Activation energy = 8.4 × 10^-1(kJ mol^-1)
b = 4.5 × 10^-3(mol L^-1), T = 293K

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

Photosensitizer = Rose Bengal dianion. meas. k_d/k = 4.5 × 10^-3 mol/L.