A rhodamine based chemosensor for solvent dependent chromogenic sensing of cobalt (II) and copper (II) ions with good selectivity and sensitivity: Synthesis, filter paper test strip, DFT calculations and cytotoxicity

• Main Authors: Chan, Wei Chuen, Saad, Hazwani Mat, Sim, Kae Shin, Lee, Vannajan Sanghiran, Ang, Chee Wei, Yeong, Keng Yoon, Tan, Kong Wai
• Format: Article
• Published: Elsevier 2021
• Subjects: Q Science (General); QD Chemistry
• Online Access: http://eprints.um.edu.my/28560/
• Institution: Universiti Malaya

A new chemosensor 1 was synthesized by reacting rhodamine B hydrazide and 2,3,4-trihydroxybenzaldehyde, which was then characterized by spectroscopic techniques and single crystal X-ray crystallography. Sensor 1 has the ability to sense Co2+/Cu2+ ions by ``naked-eye'' with an apparent colo...