An Efficient Protocol for the Green and Solvent-Free Synthesis of Azine Derivatives at Room Temperature Using BiCl3-Loaded Montmorillonite K10 as a New Recyclable Heterogeneous Catalyst
Figure 2
FE-SEM images of (a) Mont K10 (50 KX), (b) Mont K10 (100 KX), (c) BiCl3-K10 (50 KX), and (d) BiCl3-K10 (100 KX).