Decay constant for singlet oxygen in the solvent:

Benzene

Okamoto, M.; Tanaka, F.
J. Phys. Chem. 97(1): 177-80 (1993)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is TPP
DeltaVd.dagger = –8.3 cm3 mol–1; studied from 0.1 MPa to 250 MPa.

Scurlock, R.D.; Ogilby, P.R.
J. Photochem. Photobiol., A 72(1): 1-7 (1993)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Ogilby, P.R.; Sanetra, J.
J. Phys. Chem. 97(18): 4689-94 (1993)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

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

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Martire, D.O.; Jux, N.; Aramendia, P.F.; Negri, R.M.; Lex, J.; Braslavsky, S.E.; Schaffner, K.; Vogel, E.
J. Am. Chem. Soc. 114(25): 9969-78 (1992)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Sakuragi, M.; Ichimura, K.; Sakuragi, H.
Bull. Chem. Soc. Jpn. 65(7): 1944-9 (1992)

Decay rate is 3.4 x 104 s–1

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

Kristiansen, M.; Scurlock, R.D.; Iu, K.-K.; Ogilby, P.R.
J. Phys. Chem. 95(13): 5190-7 (1991)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is 1-MeNp.

McLean, A.J.; McGarvey, D.J.; Truscott, T.G.; Lambert, C.R.; Land, E.J.
J. Chem. Soc., Faraday Trans. 86(18): 3075-80 (1990)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Np, Pz and BP.

Nonell, S.; Aramendia, P.F.; Heihoff, K.; Negri, R.M.; Braslavsky, S.E.
J. Phys. Chem. 94(15): 5879-83 (1990)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

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

Venediktov, E.A.; Lipatov, N.G.; Berezin, B.D.
Khim. Fiz. 9(5): 611-5 (1990)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

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

Gorman, A.A.; Rodgers, M.A.J.
J. Am. Chem. Soc. 111(15): 5557-60 (1989)

Lifetime is 1.4 x 10–5 s
Decay rate is 7.4 x 104 s–1

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

Studer, S.L.; Brewer, W.E.; Martinez, M.L.; Chou, P.-T.
J. Am. Chem. Soc. 111(19): 7643-4 (1989)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Clennan, E.L.; Noe, L.J.; Wen, T.; Szneler, E.
J. Org. Chem. 54(15): 3581-4 (1989)

Lifetime is 2.6 x 10–5 s
Decay rate is 3.9 x 104 s–1

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

Schmidt, R.
J. Am. Chem. Soc. 111(18): 6983-7 (1989)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

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

Wang, W.; Tang, Y.; Yu, Y.
Yingyong Huaxue 6(3): 54-6 (1989)

Lifetime is 3.2 x 10–5 s
Decay rate is 3.1 x 104 s–1

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

Arai, T.; Karatsu, T.; Tsuchiya, M.; Sakuragi, H.; Tokumaru, K.
Chem. Phys. Lett. 149(2): 161-6 (1988)

Lifetime is ~2.9 x 10–5 s
Decay rate is ~3.4 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is (C6H5)2CO.

Krasnovsky, A.A.,Jr.; Egorov, S.Yu.; Nasarova, O.V.; Yartsev, E.I.; Ponomarev, G.V.
Stud. Biophys. 124(2-3): 123-42 (1988)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

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

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

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

Experimental method: pulsed laser photolysis, thermal buildup
Sensitizer is (C6H5)2CO.

Gorman, A.A.; Hamblett, I.; Rodgers, M.A.J.
Photochem. Photobiol. 45(2): 215-21 (1987)

Lifetime is 3.3 x 10–5 s
Decay rate is 3.0 x 104 s–1

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

Gorman, A.A.; Hamblett, I.; Lambert, C.; Prescott, A.L.; Rodgers, M.A.J.; Spence, H.M.
J. Am. Chem. Soc. 109(10): 3091-7 (1987)

Lifetime is 3.2 x 10–5 s
Decay rate is 3.1 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is Np, Bp, or Fl.

Scurlock, R.D.; Ogilby, P.R.
J. Phys. Chem. 91(17): 4599-602 (1987)

Decay rate is 3.3 x 104 s–1

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

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

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Venediktov, E.A.; Perfilev, V.A.; Berezin, B.D.
Opt. Spectrosc. (USSR) 63(3): 400-1 (1987)

Lifetime is 2.8 x 10–5 s
Decay rate is 3.6 x 104 s–1

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

Firey, P.A.; Rodgers, M.A.J.
Photochem. Photobiol. 45(4): 535-8 (1987)

Lifetime is 3.5 x 10–5 s
Decay rate is 2.9 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is SiNC
reversible energy transfer with sensitizer proposed.

Moger, G.; Darmanyan, A.P.
J. Radioanal. Nucl. Chem. 94(1): 9-15 (1985)

Decay rate is 4.1 x 104 s–1

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

Rossbroich, G.; Garcia, N.A.; Braslavsky, S.E.
J. Photochem. 31(1): 37-48 (1985)

Lifetime is 2.9 x 10–5 s
Decay rate is 3.4 x 104 s–1

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

Rossbroich, G.; Garcia, N.A.; Braslavsky, S.E.
J. Photochem. 31(1): 37-48 (1985)

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Gorman, A.A.; Hamblett, I.; Smith, K.; Standen, M.C.
Tetrahedron Lett. 25(5): 581-4 (1984)

Lifetime is 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

Experimental method: pulsed laser photolysis, luminescence decay
Sensitizer is 2-ACN.

Chattopadhyay, S.K.; Kumar, C.V.; Das, P.K.
J. Photochem. 24(1): 1-9 (1984)

Decay rate is 4.0 x 104 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is 2-ACN;
Substrate is DPBF.

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

Lifetime is 2.3 x 10–5 s
Decay rate is 4.3 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 3.1 x 10–5 s
Decay rate is 3.2 x 104 s–1

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

Hurst, J.R.; Schuster, G.B.
J. Am. Chem. Soc. 105(18): 5756-60 (1983)

Lifetime is 3.2 x 10–5 s
Decay rate is 3.1 x 104 s–1

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

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

Lifetime is 2.9 x 10–5 s
Decay rate is 3.4 x 104 s–1

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

Ogilby, P.R.; Foote, C.S.
J. Am. Chem. Soc. 104(7): 2069-70 (1982)

Lifetime is 2.7 x 10–5 s
Decay rate is 3.7 x 104 s–1

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

Peters, G.; Rodgers, M.A.J.
J. Am. Chem. Soc. 103(22): 6759-61 (1981)

Lifetime is 2.8 x 10–5 s
Decay rate is 3.5 x 104 s–1

Experimental method: pulsed laser photolysis, substrate disappearance
Sensitizer is 2-ACN;
Substrate is DPBF
cor. for kS.

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

Lifetime is 3.0 x 10–5 s
Decay rate is 3.3 x 104 s–1

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

Rodgers, M.A.J.; Bates, A.L.
Photochem. Photobiol. 31(6): 533-7 (1980)

Decay rate is 4.0 x 104 s–1

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

Gorman, A.A.; Lovering, G.; Rodgers, M.A.J.
J. Am. Chem. Soc. 100(14): 4527-32 (1978)

Lifetime is 2.7 x 10–5 s
Decay rate is 3.7 x 104 s–1

Experimental method: pulsed radiolysis, substrate disappearance
Sensitizer is Np,
Substrate is DPBF.

Wilkinson, F.; Ho, W.-T.
Spectrosc. Lett. 11(7): 455-63 (1978)

Decay rate is 4.1 x 104 s–1

Experimental method: pulsed laser photolysis, triplet beta-carotene decay used as prob
Sensitizer is An,
Quencher is Car.

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 2.7 x 10–5 s
Decay rate is 3.7 x 104 s–1

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

Farmilo, A.; Wilkinson, F.
Photochem. Photobiol. 18(6): 447-50 (1973)

Decay rate is 4.1 x 104 s–1

Experimental method: pulsed laser photolysis, triplet beta-carotene decay used as prob
Sensitizer is An,
Quencher is Car.

Farmilo, A.; Wilkinson, F.
Photochem. Photobiol. 18(6): 447-50 (1973)

Decay rate is 3.9 x 104 s–1

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

Merkel, P.B.; Kearns, D.R.
J. Am. Chem. Soc. 94(21): 7244-53 (1972)

Lifetime is 2 x 10–5 s
Decay rate is 4 x 104 s–1

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

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