2-Aminopurine

Wierzchowski, K.L.; Berens, K.; Szabo, A.G.
Triplet-triplet absorption studies of the intersystem crossing mechanism of 2-aminopurines.
J. Lumin. 10: 331-43 (1975)

2-Aminopurine
Solvent : Acetonitrile, 300 K

wave length at maximum = 430 nm

Triplet state population method: Flash photolysis
Lifetime = 83 ± 10 micro sec.
Comments: *Oxygen quenching and quenching by 2,4-hexadienol

Wierzchowski, K.L.; Berens, K.; Szabo, A.G.
Triplet-triplet absorption studies of the intersystem crossing mechanism of 2-aminopurines.
J. Lumin. 10: 331-43 (1975)

2-Aminopurine
Solvent : Water, 300 K

wave length at maximum = 405 nm

Triplet state population method: Flash photolysis
Lifetime = 55 ± 4 micro sec.
Comments: *Oxygen quenching and quenching by 2,4-hexadienol

* Evidence supporting the assignment of the transient triplet state.
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