Investigation of crown-containing styryilthiophene derivatives which are optically and electrochemically sensitive to the presence of metal cationsстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 22 апреля 2016 г.
Аннотация:The analysis of complex formation of crown-containing styryl and bisstyryl thiophene derivatives with alkaline earth metal cations and the
investigation of optical and electrochemical responses induced by metal cations are reported. The monostyryl derivative forms weakly fluorescent
inclusion complexes with Mg2+ cations and weakly fluorescent anti-sandwich complex with Ba2+ cations. In case of bisstyryl thiophene compounds
the Mg2+ complexes are fluorescent, whereas, the sandwich complex with composition (1b)2·(Ba2+)2 or (1b)2·(Ba2+)3 are weakly fluorescent. The
results of the investigations showed that the crown-containing mono- and bisstyryl thiophene derivatives are optically and electrochemically
sensitive to the presence of metal cations.