tetraethylammonium p-toluenesulfonate; toluene-4-sulfonic acid 1) isopropanol, 25 deg C, electroreduction (Sn-cathode), 2) benzene, reflux, 1 h; Yield given. Multistep reaction. Yields of byproduct given;

toluene-4-sulfonic acid 1.) i-PrOH, room temp., electrolysis, 2.) benzene, reflux, 2h; Yield given. Multistep reaction. Yields of byproduct given;