Table 4.

Computed intersection ${\lambda }_{\mathit{int}}$ and excitation ${\lambda }_{exc}$ wavelengths in (nm), optical energy gap ${Eg}_{opt}$ in (eV), and fluoresence quantum yield ${\Phi }_f$ of dimine product 4 at TD-DFT/B3LYP/6-31+G(d).

	${\mathit{\lambda }}_{\mathit{int}}$	${\mathit{E}\mathit{g}}_{\mathit{o}\mathit{p}\mathit{t}}$	${\mathit{\lambda }}_{\mathit{e}\mathit{x}\mathit{c}}$	${\mathit{\Phi }}_{\mathit{f}}$
Gas phase	511	2.43	400	0.13
Tetrachloromethane	529	2.34		0.15
Chloroform	548	2.26		0.17
Acetonitrile	568	2.18		0.18
Dimethylformamide	566	2.19		0.18
Dimethylsulfoxide	567	2.19		0.18
Ethanol	566	2.19		0.18
Heptane	526	2.36		0.15