Home / Catalytic application of nano-Fe3O4@TiO2-APTES-OPA catalyst in one-pot synthesis of dihydropyrano[c]chromenes and spirooxindole derivatives in waterâethanol system Catalytic application of nano-Fe3O4@TiO2-APTES-OPA catalyst in one-pot synthesis of dihydropyrano[c]chromenes and spirooxindole derivatives in waterâethanol system Sajid Pinjari & Ramesh Dateer & Gopinath Shirole & Dilip Aute & Bhagwat Uphade & Anil Gadhave ★ 5.0 · 122 reads Sign in to save this Request CodeZLIB.IO18513638 Published2022 Pages1 LanguageUnknown