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Synthesis of 2‐Aryl‐1‐arylmethyl‐1 H ‐1,3‐benzimidazole Derivatives Using Silica‐bonded Propyl‐ S ‐sulfonic Acid as Recyclable Solid Acid Catalyst
Author(s) -
Ghaem AhmadiAna Sayed Mohammad,
Baghernejad Mojtaba,
Niknam Khodabakhsh
Publication year - 2012
Publication title -
chinese journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.28
H-Index - 41
eISSN - 1614-7065
pISSN - 1001-604X
DOI - 10.1002/cjoc.201280016
Subject(s) - chemistry , benzimidazole , aryl , sulfonic acid , catalysis , solid acid , organic chemistry , polymer chemistry , alkyl
A highly selective synthesis of 2‐aryl‐1‐arylmethyl‐1 H ‐1,3‐benzimidazoles from the reaction of o ‐phenylenediamine and aromatic aldehydes in the presence of silica‐bonded propyl‐ S ‐sulfonic acid (SBSSA) at 80°C in water in good to excellent yields was developed.
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