Ultrasound promoted green synthesis of benzofuran substituted thiazolo[3,2-b][1,2,4]triazoles
Autor: | Kumar Surender, Sharma Dinesh Kumar |
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Jazyk: | angličtina |
Rok vydání: | 2017 |
Předmět: | |
Zdroj: | Green Processing and Synthesis, Vol 6, Iss 1, Pp 73-77 (2017) |
Druh dokumentu: | article |
ISSN: | 2191-9542 2191-9550 |
DOI: | 10.1515/gps-2016-0099 |
Popis: | A highly efficient, eco-friendly and one-pot synthesis of benzofuran substituted thiazolo[3,2-b][1,2,4]triazoles was developed involving the reaction of 2-acetyl benzofurans and 5-mercapto-3-(4-chlorophenyl)-1,2,4triazole in the presence of molecular iodine under ultrasonic conditions to give 5-(benzofuran-2-yl)-acylthio-3-(4-chlorophenyl)-1,2,4triazoles, which was further cyclised using Eaton’s reagent under microwave conditions to give 5-(benzofuran-2-yl)-2-(4-chlorophenyl)thiazolo[3,2-b][1,2,4]triazoles. |
Databáze: | Directory of Open Access Journals |
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