Page 1/20 Non-covalent immobilized sultone based protic ionic liquids on nano silica sulfuric acid as novel heterogeneous catalysts for the eｨcient synthesis of tetrazolopyrimidines Layla A. Taib King Abdulaziz University Mosadegh Keshavarz (  chem.mosadegh@gmail.com ) Yasouj University Research Article Keywords: Nano silica sulfuric acid, protic ionic liquid, Sultone, Organic-Inorganic hybrid, tetrazolopyrimidine Posted Date: June 3rd, 2022 DOI: https://doi.org/10.21203/rs.3.rs-1654668/v1 License:   This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License