3-chloro-benzenecarboperoxoic acid in chloroform T=0°C; 3 h;

1: 1.) Zn, 3.) 20percent aq.NH4Cl / 1.) dimethoxymethane, 2.) dimethoxymethane, room temp., 10 min. 2: 90 percent / m-chloroperbenzoic acid / CHCl3 / 3 h / 0 °C View Scheme

1: 1.) Zn, 3.) 20percent aq.NH4Cl / 1.) dimethoxymethane, 2.) dimethoxymethane, room temp., 10 min. 2: 90 percent / m-chloroperbenzoic acid / CHCl3 / 3 h / 0 °C View Scheme