One Pot Synthesis of Tetra-substituted Imidazole Derivatives by Condensation Reaction Using Zeolite H- ZSM 22 as a Heterogeneous Solid Acid Catalyst
Sami Ullah Bhat, Rawoof Ahmad Naikoo & Radha Tomar · International Research Journal of Pure and Applied Chemistry · 2016
The present work deals with the synthesis of tetra substituted imidazoles using environmentally benign and green catalyst H-ZSM-22. The synthesized catalyst was characterized by FTIR (Fourier-transform infrared spectroscopy), XRD and the products by FTIR and 1HNMR. H-ZSM-22 has b...