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Facile protocol for the synthesis of benzothiazole, benzoxazole and N-benzimidazole derivatives using rice husk derived chemically activated carbon
Here, we have demonstrated rice husk derived chemically activated carbon catalyzed synthesis of benzothiazole, benzoxazole and N-benzimidazole derivatives at room temperature in aqueous ethanol by the condensation of 2-aminothiophenol, 2-amino phenol and ortho-phenylene diamine with aromatic aldehyd...
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Main Authors: | , , , , , |
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Format: | Conference Proceeding |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Here, we have demonstrated rice husk derived chemically activated carbon catalyzed synthesis of benzothiazole, benzoxazole and N-benzimidazole derivatives at room temperature in aqueous ethanol by the condensation of 2-aminothiophenol, 2-amino phenol and ortho-phenylene diamine with aromatic aldehydes respectively. The activated carbon showed excellent catalytic activity and furnished superior to excellent yields of desired products (95–98%). The catalyst was separated from reaction combination by simply filtration, washed with ethanol, dried and recycled able to at least eight runs. |
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ISSN: | 2214-7853 2214-7853 |
DOI: | 10.1016/j.matpr.2020.04.510 |