Singlet oxygen quantum yields QY1

Benz[a]anthracene, 9,10-dimethyl-

Stevens, B.; Ors, J.A.
J. Phys. Chem. 80(20): 2164-5 (1976)

Sensitizer: Benz[a]anthracene, 9,10-dimethyl-
Solvent: C₆H₆
Oxygen concentration: air^a

Quantum yield of formation = 0.69^T
Fraction of T₁ yielding singlet oxygen = 1.0

Experimental method: continuous photolysis
Data type: substrate consumption under steady-state conditions

Singlet oxygen acceptor = S. Assumed FTO2 = 1; f_Delta^T + f_Delta^S from phi_Delta when PSO2 = 1; phi_Tf_Delta^T = phi_Delta when PSO2 = 0.

Stevens, B.
Singlet Oxygen, Reactions with Organic Compounds and Polymers, B. Ranby and J.F. Rabek (eds.), John Wiley & Sons, New York, N.Y., 1976, p.54-60

Sensitizer: Benz[a]anthracene, 9,10-dimethyl-
Solvent: C₆H₆
Oxygen concentration: air^a

Fraction of S₁ yielding singlet oxygen <=0.34

Experimental method: continuous photolysis
Data type: substrate consumption under steady-state conditions

Singlet oxygen acceptor = S. Assumed f_Delta^T = 1 and FTO2 = 1.

Stevens, B.; Algar, B.E.
J. Phys. Chem. 72(10): 3468-74 (1968)

Sensitizer: Benz[a]anthracene, 9,10-dimethyl-
Solvent: C₆H₆
Oxygen concentration: O₂ var.

Experimental method: continuous photolysis
Data type: substrate consumption under steady-state conditions

Singlet oxygen acceptor = S; lambda_exc = 365 nm. phi_Tf_Delta^T/ (f_Delta^T + f_Delta^S) = 0.66.

^a Oxygen concentration not given; assumed to be air saturated.
^T Value corrected for 100% quenching of T₁.
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