sulfuric acid

T=150°C;

1: 81 percent / 1.) sodium hydride, 2.) n-butyllithium / 1.) THF, 0 deg C, room temperature, 15 min, 2.) 0 deg C, hexane, room temperature, 15 min, 3.) room temperature, 2 h 2: 81 percent / 60percent sulfuric acid / 24 h / Heating View Scheme

T=150°C;