A Review of Catalytic Innovations in the Synthesis of 1, 4-Dihydropyrano [2, 3-C] Pyrazoles via Four Component Method in the Last Decade. Int J Sci Res Sci & Technol [Internet]. 2025 Apr. 30 [cited 2025 Jul. 29];12(2):1310-2. Available from: https://www.ijsrst.technoscienceacademy.com/index.php/home/article/view/IJSRST251222714