1: 1.) n-butyllithium / 1.) ether, hexane, -78 deg C, 2.) -78 deg C, 15 min 2: 91 percent / conc. sulfuric acid / acetic acid; H2O / 24 h / Heating View Scheme

1: 91 percent / conc. sulfuric acid / acetic acid; H2O / 24 h / Heating View Scheme

1: 90 percent / glacial acetic acid / benzene / 32 h / Heating 2: 1.) n-butyllithium / 1.) ether, hexane, -78 deg C, 2.) -78 deg C, 15 min 3: 91 percent / conc. sulfuric acid / acetic acid; H2O / 24 h / Heating View Scheme

Yield given. Multistep reaction;

tert-butylhypochlorite in chloroform 0.166667 h;