1: 4-methyl-N-((perfluorophenyl)methylene)benzenesulfonamide With copper(II) bis(trifluoromethanesulfonate) in dichloromethane T=50°C; Inert atmosphere; 2: 5,10-bis(pentafluorophenyl)tripyrromethane in dichloromethane T=50°C; Darkness; 3: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane T=50°C;

1: 4-methyl-N-((perfluorophenyl)methylene)benzenesulfonamide With copper(II) bis(trifluoromethanesulfonate) in dichloromethane T=20°C; Inert atmosphere; 2: 5,10-bis(pentafluorophenyl)tripyrromethane in dichloromethane T=20°C; Darkness; 3: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane T=20°C;

1: 4-methyl-N-((perfluorophenyl)methylene)benzenesulfonamide With copper(II) bis(trifluoromethanesulfonate) in dichloromethane T=20°C; Inert atmosphere; 2: 5,10-bis(pentafluorophenyl)tripyrromethane in dichloromethane T=20°C; Darkness; 3: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane T=20°C;

1: With methanesulfonic acid in dichloromethane 2 h; 2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in dichloromethane T=20°C; Further stages. Further byproducts.;