Kontaktujte nás | Jazyk: čeština English
Název: | Quinolone based chemosensor for the naked-eye and spectrophotometric detection of Cu2+in aqueous media | ||||||||||
Autor: | Patil, Samadhan R.; Nandre, Jitendra P.; Patil, Prashant A.; Bothra, Shilpa; Sahoo, Suban Kumar; Klásek, Antonín; Rodríguez-López, Julián L.; Mahulikar, Promod P.; Patil, Umesh Daga | ||||||||||
Typ dokumentu: | Recenzovaný odborný článek (English) | ||||||||||
Zdrojový dok.: | Inorganic Chemistry Communications. 2014, vol. 49, p. 59-62 | ||||||||||
ISSN: | 1387-7003 (Sherpa/RoMEO, JCR) | ||||||||||
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DOI: | https://doi.org/10.1016/j.inoche.2014.09.021 | ||||||||||
Abstrakt: | A new 4-hydroxy-2-quinolone based chemosensor (BPHTQ-1) was designed for the spectrophotometric and naked-eye detection of Cu2+. The chemosensor displayed a high selectivity and sensitivity towards Cu2+in the presence of other competitive metal cations in pure aqueous media. The Cu2+recognition furnished a distinguishable color change of BPHTQ-1 from colorless to yellow with a significant hyperchromic shift at 300 nm. The S and O atoms of BPHTQ-1 provided a 1:1 binding scaffold for the recognition of Cu2+ion with a high binding affinity of 19,338 M- 1and a detection limit of 1.39 μM, which is quite low compared with World Health Organization (WHO) reports. | ||||||||||
Plný text: | https://www.sciencedirect.com/science/article/pii/S1387700314004110 | ||||||||||
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