Decay constant for singlet oxygen in the solvent:

Carbon disulfide/Methanol (98:2)

Flood, J.; Russell, K.E.; Wan, J.K.S.
Macromolecules 6(5): 669-71 (1973)

Lifetime is 2.5 x 10–4 s
Decay rate is 4.0 x 103 s–1

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

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