Luminescent lanthanide–organic polyrotaxane framework as a turn-off sensor for nitrobenzene and Fe3+

• DOI: 10.1039/c5ra25872c
• Publication Date: 2016-02-01T14:04:00Z
• Authors: Xiao-Man Cao; Na Wei; Lin Liu; Li Li; Zheng-Bo Han
• Keywords: 01 natural sciences; 0104 chemical sciences

Three isomorphous lanthanide–organic polyrotaxane frameworks [Ln(mtpc)1.5(DMA)(H2O)]·2H2O [Ln = Tb (1); Dy (2); Er (3)] were assembled and characterized. 1 acts as a fluorescent probe for nitrobenzene and iron(iii) ions, and the detection limit of nitrobenzene is 15–150 ppm.