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Ultrasound assisted one-pot, three-components synthesis of pyrimido[1,2-a]benzimidazoles and pyrazolo[3,4-b]pyridines: A new access via phenylsulfone synthon |
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| Authors: | Saleh Tamer S Eldebss Taha M A Albishri Hassan M |
| Affiliation: | a Green Chemistry Department, National Research Centre, Dokki, Cairo 12622, Egypt b Chemistry Department, Faculty of Science, King AbdulAziz University, Jeddah 21589, Saudi Arabia c Chemistry Department, Faculty of Science, Cairo University, Giza 12613, Egypt |
| Abstract: | A simple, facile, efficient and three-components procedure for the synthesis of pyrimido[1,2-a]benzimidazoles and pyrazolo[3,4-b]pyridines utilizing phenylsulfone synthon, under ultrasonic irradiation was developed. |
| Keywords: | 2-aminobenzimidazole 5-aminopyrazoles Multicomponent reactions (MCRs) Pyrimido[1,2-a]benzimidazoles Pyrazolo[3,4-b]pyridines Ultrasound irradiation |
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