Abstract
Zirconocene dichloride (Cp2ZrCl2) in the presence of ethanol is found to be a highly efficient catalyst for the one-pot synthesis of structurally diverse 2-substituted benzimidazole derivatives by reaction of o-phenylenediamine and aromatic aldehydes at ambient temperature.
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SSK is thankful to the University Grants Commission, New Delhi, for Teacher Fellowship [F. No. 30-35/14 (WRO) dated: 11th June 2014] under the Faculty Development Programme.
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Karhale, S., Patil, K., Bhenki, C. et al. Zirconocene catalyzed synthesis of 2-substituted benzimidazole derivatives. Res Chem Intermed 42, 7257–7268 (2016). https://doi.org/10.1007/s11164-016-2534-7
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DOI: https://doi.org/10.1007/s11164-016-2534-7