Decay constant for singlet oxygen in the solvent:

2-Butanol

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

Lifetime is 1.6 x 10–5 s
Decay rate is 6.2 x 104 s–1

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

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

Lifetime is 2.0 x 10–5 s
Decay rate is 5.1 x 104 s–1

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

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