An Efficient and Rapid Approach to Quinolines via Friedländer Synthesis Catalyzed by Silica Gel Supported Sodium Hydrogen Sulfate Under Solvent-Free Conditions
(1) Department of Chemistry, Shahid Beheshti University, Tehran, Iran
Abstract:
Summary. A simple and efficient method for the synthesis of quinolines and polycyclic quinolines using silica gel supported sodium hydrogen sulfate as reusable eco-friendly catalyst via Friedl?nder annulation under solvent-free conditions is described.