TEA in benzene phototransposition; 0.5 h; Irradiation; Product distribution; Further Variations:ReagentsSolvents;

TEA in benzene phototransposition; 0.5 h; Irradiation; Product distribution; Further Variations:ReagentsSolvents;

Ammonium thiocyanate in acetone Heating;

pyridine; hydroxylamine-o-sulphonic acid in methanol; ethanol 0.5 h; Ambient temperature;

1: 1.) Phosphorus oxychloride, 2.) Sodium perchlorate monohydrate / 1.) anhydr. Dichloromethane, room temp., 20 min; 0 deg C, 10 min, 2.) Dichloromethane/water, 0 deg C, 20 min 2: 62 percent / Sodium sulfide nonahydrate / dimethylformamide; H2O / 2 h / Ambient temperature 3: 62 percent / Pyridine, Hydroxylamine-O-sulfonic acid / ethanol; methanol / 0.5 h / Ambient temperature View Scheme

1: 91 percent / 20 h / Heating 2: 1.) Phosphorus oxychloride, 2.) Sodium perchlorate monohydrate / 1.) anhydr. Dichloromethane, room temp., 20 min; 0 deg C, 10 min, 2.) Dichloromethane/water, 0 deg C, 20 min 3: 62 percent / Sodium sulfide nonahydrate / dimethylformamide; H2O / 2 h / Ambient temperature 4: 62 percent / Pyridine, Hydroxylamine-O-sulfonic acid / ethanol; methanol / 0.5 h / Ambient temperature View Scheme

SCl2 1.) CH2Cl2, RT, 1 h, 2.) toluene, reflux, 1 h; Yield given. Multistep reaction;

SCl2 1.) CH2Cl2, r. t., 1 h, molar ratio of SCl2 to the starting material = 0.5; 2.) toluene, reflux, 1 h; Yield given. Multistep reaction;

in benzene 7 h; Irradiationother phenylthiazoles and phenylisothiazoles; phototransposition and photodeuteration; Product distributionMechanism;

TEA in benzene phototransposition; 0.5 h; Irradiation; Product distribution; Further Variations:ReagentsSolvents;