Synthesis of New Blue Fluorescent Polymerizable 1,8-Naphthalimides and Their Copolymers with Styrene as Sensors for Fe(III) Cations

Table 2

Photophysical characteristics of the MD2 in organic solvents of different polarities (see text).

Solvent	𝜆abs (nm)	𝜆flu (nm)	𝜀 (L mol^−1 cm^−1)	𝜈𝐴−𝜈𝐹 (cm^−1)	Φ𝐹	𝐸𝐹	𝑓
Dimethyl sulfoxide	375	451	11400	4494	0.04	0.02	0.11
Dimethylformamide	374	448	12500	4417	0.06	0.03	0.12
Acetonitrile	372	434	13200	3840	0.11	0.05	0.11
Methanol	366	458	12300	5488	0.04	0.03	0.15
Ethanol	370	450	11500	4805	0.05	0.03	0.12
Acetone	372	434	12400	3840	0.02	0.01	0.10
Dichloromethane	375	451	13400	4494	0.10	0.04	0.13
Tetrahydrofuran	373	434	11500	3768	0.20	0.09	0.09
Chloroform	375	445	12400	4195	0.19	0.06	0.11