One-Pot Synthesis of 1H-Pyrazolo[1, 2- b]phthalazine-5, 10-diones by an Effective In ₂ O ₃ -SiO ₂ Heterogeneous Catalyst

The preparation of heterocyclic compounds using heterogeneous catalysis is an exciting current area of chemistry, due in part to the recyclability and reusability of the catalysts1–3 and to the tre...