1-Amino-4-nitronaphthalene

Capellos, C.; Lang, F.
The triplet state of 4-nitronaphthylamine.
Int. J. Chem. Kinet. 9: 409-15 (1977)

1-Amino-4-nitronaphthalene
Solvent : Benzene

wave length at maximum = 470 nm

Triplet state population method: Pulsed laser photolysis
Lifetime = 1.5 micro sec.
Comments: *Oxygen quenching (2.0 x 109 L mol–1 s–1)

Cowley, D.J.
Triplet-triplet absorption spectroscopy of some highly dipolar unsaturated nitro compounds.
Helv. Chim. Acta 61: 184-97 (1978)

1-Amino-4-nitronaphthalene
Solvent : EPA, 77 K

wave length (nm) at maximum, extinction coefficient = 650, 2730 ± 135
480, 7500 ± 375
440, 28000 ± 14000

Triplet state population method: Photostationary
Extinction coefficient estimation method: Kinetic method
Lifetime = (1.88 ± 0.11) x 105 micro sec.
Comments: *Phosphorescence decay

Capellos, C.; Lang, F.
The triplet state of 4-nitronaphthylamine.
Int. J. Chem. Kinet. 9: 409-15 (1977)

1-Amino-4-nitronaphthalene
Solvent : PMMA

wave length at maximum = 665; 470 nm

Triplet state population method: Flash photolysis
Comments: Relative intensities (2:5)

Capellos, C.; Lang, F.
The triplet state of 4-nitronaphthylamine.
Int. J. Chem. Kinet. 9: 409-15 (1977)

1-Amino-4-nitronaphthalene
Solvent : PMMA, 123 K

wave length at maximum = 665 nm

Triplet state population method: Flash photolysis
Lifetime = 1.5x105 micro sec.
Comments: *Phosphorescence decay

Capellos, C.; Lang, F.
The triplet state of 4-nitronaphthylamine.
Int. J. Chem. Kinet. 9: 409-15 (1977)

1-Amino-4-nitronaphthalene
Solvent : PVA, 123 K

wave length at maximum = 695a nm

Triplet state population method: Flash photolysis

* Evidence supporting the assignment of the transient triplet state.
a Data have been obtained by computer-assisted digitization from spectrum in cited reference.
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