Schiff-Based Fluorescent-ON Sensor L Synthesis and Its Application for Selective Determination of Cerium in Aqueous Media

Table 3

Comparison of sensor L with previous results in the literature.

Structure of sensor	Fluorophore	Analyte detection mode	Analyte	Limit of detection	Optimal pH	Testing media	Ref.
	3-Amino-5-(4,5,6,7-tetrahydro-1H-indol-2-yl)isoxazole-4-carboxamide	Selective chelation enhanced fluorescence	Ce^3+	^-6	6-8	(CH3CN/H2O) (9/1: )	Wang et al., [35]
	Pyrrole-isoxazole derivative	Enhancement in fluorescence intensity	Ce^3+	^-5	3.0–7.5	Protic media	Esteves et al., [36]
	Multivalent rhodamine ligands	Quenching in fluorescence intensity	Ce^3+; As^3+	^-6	NA	Nonproteinogenic amino acids	Lizhu et al., [37]
	7-Nitrobenz-2-oxa-1,3-diazole	Enhancement in fluorescence intensity	Ce^3+	^-6	3-6	Salicylaldimine	Elshehy et al., [38]
	1-[(4-Hydroxyanilino)methylidene]naphthalen-2(1H)-one	Quenching in fluorescence intensity	Ce^3+	^-6	NA	Azatriphenylenes	Chahmana et al., [34]
	[N,N0-di(Quinoline-2-methylene)-1,2-phenylenediimine]	Enhancement in fluorescence intensity	Ce^3+	^-5	7-9	Roform	Gupta et al., [12]
	[1-((Pyrimidine-4-ylimino)methyl)napthalene-2-ol]	Enhancement in fluorescence intensity	Ce^3+	^-8	2-10	(CH3CN/H2O) (8/2: )	Present work