{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wang XT"],"funding":["Chinese Academy of Sciences","National Natural Science Foundation of China"],"pagination":["6129-6134"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9049688"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10(11)"],"pubmed_abstract":["A series of isostructural 3D lanthanide metal-organic frameworks (LnMOFs), with the formula <i>n</i>(H<sub>3</sub>O)[Ln(L)(H<sub>2</sub>O)] <sub><i>n</i></sub> ·<i>n</i>H<sub>2</sub>O (Ln = Gd 1, Eu 2 and Tb 3, H<sub>4</sub>L = 3,5,3',5'-oxytetrabenzoic acid), have been successfully synthesized by solvothermal reactions. Single-crystal X-ray diffraction analysis reveals that 1-3 are constructed from wave-like Ln-carboxylate chains which are further connected by the ligands to form 3D channel-type frameworks. Further experiments suggest that 3 is thermally stable up to 322 °C and exhibits outstanding chemical stability in aqueous solutions with the pH ranging from 3 to 11. Significantly, 3 can be utilized for the first time to detect malachite green (a synthetic antibiotic to cure saprolegniasis) in aqueous media even in the presence of other interfering antibiotics, with a high sensitivity (<i>K</i> <sub>sv</sub> = 8.33 × 10<sup>4</sup> M<sup>-1</sup>), low detection limit (DL = 0.25 μM) and good recyclability. On a more practical note, we found that the luminescence intensity of 3 showed almost no response to pH changes (pH 3-11), allowing steady sensing in real samples such as river water, simulated human serum and urine with satisfactory recoveries and RSD."],"journal":["RSC advances"],"pubmed_title":["A stable LnMOF as a highly efficient and selective luminescent sensor for detecting malachite green in water and real samples."],"pmcid":["PMC9049688"],"funding_grant_id":["21571175","21972060"],"pubmed_authors":["Du SW","Zhang K","Wang XT","Wei W"],"additional_accession":[]},"is_claimable":false,"name":"A stable LnMOF as a highly efficient and selective luminescent sensor for detecting malachite green in water and real samples.","description":"A series of isostructural 3D lanthanide metal-organic frameworks (LnMOFs), with the formula <i>n</i>(H<sub>3</sub>O)[Ln(L)(H<sub>2</sub>O)] <sub><i>n</i></sub> ·<i>n</i>H<sub>2</sub>O (Ln = Gd 1, Eu 2 and Tb 3, H<sub>4</sub>L = 3,5,3',5'-oxytetrabenzoic acid), have been successfully synthesized by solvothermal reactions. Single-crystal X-ray diffraction analysis reveals that 1-3 are constructed from wave-like Ln-carboxylate chains which are further connected by the ligands to form 3D channel-type frameworks. Further experiments suggest that 3 is thermally stable up to 322 °C and exhibits outstanding chemical stability in aqueous solutions with the pH ranging from 3 to 11. Significantly, 3 can be utilized for the first time to detect malachite green (a synthetic antibiotic to cure saprolegniasis) in aqueous media even in the presence of other interfering antibiotics, with a high sensitivity (<i>K</i> <sub>sv</sub> = 8.33 × 10<sup>4</sup> M<sup>-1</sup>), low detection limit (DL = 0.25 μM) and good recyclability. On a more practical note, we found that the luminescence intensity of 3 showed almost no response to pH changes (pH 3-11), allowing steady sensing in real samples such as river water, simulated human serum and urine with satisfactory recoveries and RSD.","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020 Feb","modification":"2025-04-05T14:43:11.815Z","creation":"2025-04-05T14:43:11.815Z"},"accession":"S-EPMC9049688","cross_references":{"pubmed":["35495983"],"doi":["10.1039/c9ra10870j"]}}