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Design and synthesis of PDSPTCF as an influential Brønsted-Lewis acidic catalyst for the producing benzo[a]benzo[6,7]chromeno[2,3-c]phenazines

Wade GhribiDepartment of Computer Engineering, College of Computer Science, King Khalid University, Al-Faraa, Kingdom of Saudi ArabiaMuhsen Abood Muhsen Al‐IbadiDepartment of Chemistry, College of Science, University of Kufa, Najaf, IraqSubbulakshmi GanesanDepartment of Chemistry and Biochemistry, School of Sciences, JAIN (Deemed to Be University), Bangalore, Karnataka, IndiaM. Ravi KumarYashwantsinh JadejaDepartment of Chemistry, Faculty of Science, Marwadi University Research Center, Marwadi University, Rajkot, Gujarat, 360003, IndiaJasgurpreet Singh ChohanFaculty of Engineering, Sohar University, PO Box 44, Sohar, PCI 311, OmanMamata ChaharDepartment of Chemistry, NIMS Institute of Engineering and Technology, NIMS University Rajasthan, Jaipur, IndiaRajni VermaDepartment of Applied Sciences, Chandigarh Engineering College, Chandigarh Group of Colleges-Jhanjeri, Mohali, Punjab, Pin 140307, IndiaI.B. SapaevHead of the department «Physics and Chemistry», "Tashkent Institute of Irrigation and Agricultural Mechanization Engineers" National Research University, Tashkent, Uzbekistan. [email protected]Abhinav KumarDepartment of Mechanical Engineering, Karpagam Academy of Higher Education, Coimbatore, 641021, India
Scientific Reportsjournal2024en
ABI

Аннотация

Abstract Initially, 4,4'-(1,4-phenylene)di(sulfonic)pyridinium tetrachloroferrate (PDSPTCF) as a novel organic–inorganic hybrid salt was synthesized and identified by elemental mapping, energy-dispersive X-ray spectroscopy, inductively coupled plasma atomic emission spectrometer, Raman spectroscopy, Fourier-transform infrared spectroscopy, X-ray diffraction, field emission scanning electron microscopy, vibrating-sample magnetometry, and thermal gravimetric (TG) techniques. Then, the catalytic performance of this hybrid salt was assessed for the producing benzo[ a ]benzo[6,7]chromeno[2,3- c ]phenazine derivatives via one-pot multicomponent domino reaction (MDR) of benzene-1,2-diamine, 2-hydroxynaphthalene-1,4-dione and aldehydes under optimal conditions (70 °C, solvent-free, 5 mol% PDSPTCF) in short reaction times and high yields. Highly efficacy of the PDSPTCF for the production of benzo[ a ]pyrano[2,3- c ]phenazines can be assigned to the synergistic effect of Lewis and Brønsted acids, and having two positions of each acid (i.e., FeCl 4 ˉ and –SO 3 H). In addition, this catalyst showed good reproducibility with six cycles of recycling.

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