A benzimidazole-based Co3+ complex for electrochemical and spectroscopic recognition of I- and HSO4- in semi-aqueous media

Hemant Sharma, Vimal K. Bhardwaj, Navneet Kaur, Narinder Singh, Doo Ok Jang

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19 Citations (Scopus)


A benzimidazole-based Co3+ complex was synthesized and evaluated as a sensor for I- and HSO4- in aqueous media. The complex showed electrochemical changes with I- over other anions, whereas it had a ratiometric response to HSO4- with UV-visible spectroscopy even in the presence of other anions.

Original languageEnglish
Pages (from-to)5967-5970
Number of pages4
JournalTetrahedron Letters
Issue number45
Publication statusPublished - 2013 Nov 6

Bibliographical note

Funding Information:
This work was supported by the Korean and Indian Government for the India-Korea Joint Program of Cooperation in Science & Technology ( NRF-2011-0027710 ) and the CSIR project (project no: 01(2417)/10/EMR-II).

All Science Journal Classification (ASJC) codes

  • Biochemistry
  • Drug Discovery
  • Organic Chemistry


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