University of Kashan Journal of Nanostructures 2251-7871 2 2 2012 06 01 Synthesis of 1,2-Disubstituted Benzimidazoles in the Presence of SBA-Pr-SO3H as a Nano Solid Acid Catalyst 213 220 5372 10.7508/jns.2012.02.009 EN G. Mohammadi Ziarani Department of Chemistry, Alzahra University, Tehran, Iran A. Badiei School of Chemistry, College of Science, University of Tehran,Tehran, Iran M. Shakiba Nahad Department of Chemistry, Alzahra University, Tehran, Iran S. Ghadim Alizadeh Department of Chemistry, Alzahra University, Tehran, Iran Journal Article 2014 05 12 In this article, simple, convenient synthesis of 2-aryl-1- arylmethyl-1H-1,3-benzimidazole (1,2-disubstituted benzimidazoles) via condensation of 1,2-phenylenediamine and aromatic aldehydes using SBA-Pr-SO3H as a nanoporous solid acid catalyst in green protocol was reported. SBA-Pr-SO3H nanoporous solid acid catalyst benzimidazole derivatives 2-phenylenediamine Aromatic aldehydes https://jns.kashanu.ac.ir/article_5372_afd3f45bd973ea82eb577a01e03be22a.pdf