A highly selective Schiff base chemosensor for rapid colorimetric detection of Fe2+ and fluorometric detection of Al3+ ions: Synthesis, characterization, real water sample analysis and DFT studies

Key Points

• Colorimetric detection of Fe2+ ions occurs quickly with high selectivity, enabling effective analysis in real water samples.
• Fluorometric techniques allow for sensitive detection of Al3+ ions, crucial for water quality assessment.
• Synthesis and characterization of the Schiff base chemosensor is outlined, confirming its suitability for ion detection.
• DFT studies further support the sensor's effectiveness, suggesting mechanisms behind its selectivity for Fe2+ and Al3+.