sodium hydroxide in N,N-dimethyl-formamide

1: p-bromophenyl mercaptan With thionyl chloride; dihydrogen peroxide in water; acetonitrile T=25°C; 2: cyclohexylamine With pyridine in water; acetonitrile T=25°C; 0.0333333 h;

1: 1-bromo-4-[(4-bromophenyl)disulfanyl]benzene With dihydrogen peroxide; zirconium tetrachloride in acetonitrile T=25°C; 2: cyclohexylamine With pyridine in acetonitrile T=25°C; 0.0333333 h; chemoselective reaction;

1: N-chloro-succinimide; tetrabutyl-ammonium chloride; water / acetonitrile / 0 °C 2: acetonitrile / 1 h / 20 °C View Scheme