Oxonereg;; sodium 2-iodobenzenesulfonate in nitromethane T=110°C; 24 h;

1: With potassium carbonate in N,N-dimethyl-formamide T=20°C; 4 h; 2: With water in N,N-dimethyl-formamide 4 h; Acidic conditions;

1: in tetrahydrofuran T=0°C; 0.166667 h; Inert atmosphereSealed tube; 2: With tetrabutyl ammonium fluoride in tetrahydrofuran T=0 - 20°C; Inert atmosphereSealed tube; 3: With tetrabutyl ammonium fluoride; water in tetrahydrofuran T=0 - 20°C; Inert atmosphereSealed tube;