International Journal of Photoenergy / 2018 / Article / Tab 1

Research Article

Synthesis and Photo- and Ionochromic and Spectral-Luminescent Properties of 5-Phenylpyrazolidin-3-one Azomethine Imines

Table 1

Electronic absorption and fluorescence spectra of isomeric forms of 14 in acetonitrile.

Comp.Ring-opened form ORing-closed form C
AbsorptionFluorescence, , nm (, a.u.)Absorption, , nm
, nm, L mol−1 cm−1

1346, 3602.9, 3.12410.21
2339, 3512.6, 2.52610.12
3348, 364, 3803.8, 4.7, 4.0411 (209)275, 3180.10, 0.07
4321, 3781.5, 3.0514 (430)2490.88

and : maxima of absorption and fluorescence bands, respectively; : fluorescence intensity; : optical density at the maximum of absorption band of form C after irradiation with light of 365 nm for 2 min.

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