Decay constant for singlet oxygen in the solvent:

Dichloromethane

Krasnovsky, A.A.,Jr.; Foote, C.S.
J. Am. Chem. Soc. 115(14): 6013-6 (1993)

Lifetime is 9.5 x 10–5 s
Decay rate is 1.1 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is C60 or C70.

Schmidt, R.; Afshari, E.
Ber. Bunsenges. Phys. Chem. 96(6): 788-94 (1992)

Lifetime is 9.9 x 10–5 s
Decay rate is 1.0 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is MB, TPP or PHO.

Aveline, B.; Delgado, O.; Brault, D.
J. Chem. Soc., Faraday Trans. 88(14): 1971-6 (1992)

Lifetime is 8.0 x 10–5 s
Decay rate is 1.3 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is HVD and PPDME.

Redmond, R.W.; Braslavsky, S.E.
NATO ASI Ser., Ser. H 15(Photosensitisation): 93-5 (1988)

Lifetime is 1.0 x 10–4 s
Decay rate is 1.0 x 104 s–1

Experimental method: pulsed laser photolysis, thermal buildup
Sensitizer is Pz.

Darmanyan, A.P.
Khim. Fiz. 6(9): 1192-8 (1987)

Lifetime is 8.2 x 10–5 s
Decay rate is 1.2 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is An.

Fuke, K.; Ueda, M.; Itoh, M.
J. Am. Chem. Soc. 105(5): 1091-6 (1983)

Lifetime is 5.4 x 10–5 s
Decay rate is 1.9 x 104 s–1

Experimental method: pulsed laser photolysis, thermal buildup
Sensitizer is TPP.

Rodgers, M.A.J.
J. Am. Chem. Soc. 105(20): 6201-5 (1983)

Lifetime is 8.3 x 10–5 s
Decay rate is 1.2 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is HPDME.

Manring, L.E.; Foote, C.S.
J. Am. Chem. Soc. 105(14): 4710-7 (1983)

Lifetime is 5.5 x 10–5 s
Decay rate is 1.8 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is MPDME.

Hurst, J.R.; McDonald, J.D.; Schuster, G.B.
J. Am. Chem. Soc. 104(7): 2065-7 (1982)

Lifetime is 1.0 x 10–4 s
Decay rate is 1.0 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is TPP.

Jenny, T.A.; Turro, N.J.
Tetrahedron Lett. 23(29): 2923-6 (1982)

Lifetime is 5.9 x 10–5 s
Decay rate is 1.7 x 104 s–1

Experimental method: continuous photolysis, luminescence intensity
Sensitizer is Benz[de]anthracen-7-one, phenalenone or fluorenone
rel. to kd = 4.0 x 104 s–1 in benzene.

Salokhiddinov, K.I.; Byteva, I.M.; Gurinovich, G.P.
J. Appl. Spectrosc. 34(5): 561-4 (1981)

Lifetime is 9.1 x 10–5 s
Decay rate is 1.1 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is PdMPDME.

Usui, Y.; Tsukada, M.; Nakamura, H.
Bull. Chem. Soc. Jpn. 51(2): 379-84 (1978)

Decay rate is 1.6 x 104 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is MB,
Substrate is DPBF.

Young, R.H.; Brewer, D.R.
Singlet Oxygen, Reactions with Organic Compounds and Polymers, B. Ranby and J.F. Rabek (eds.), John Wiley & Sons, New York, N.Y., 1976, p.36-47

Lifetime is 1.4 x 10–4 s
Decay rate is 7.1 x 103 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is MB,
Substrate is DPBF.

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