1: diphenyldisulfide / cyclohexane; dioxane / 3 h / Irradiation 2: 99.4 percent / triethylamine / CH2Cl2 / 1.5 h / Ambient temperature 3: 57 percent / sodium azide / dimethylformamide / 3 h / 90 °C 4: 72 percent / 1 N hydrochloric acid / tetrahydrofuran / 1 h / Heating 5: triphenylphosphine / tetrahydrofuran; H2O / Ambient temperature View Scheme

1: diphenyldisulfide / cyclohexane; dioxane / 3 h / Irradiation 2: 99.4 percent / triethylamine / CH2Cl2 / 1.5 h / Ambient temperature 3: 57 percent / sodium azide / dimethylformamide / 3 h / 90 °C 4: 99.5 percent / triphenylphosphine / tetrahydrofuran; H2O / Ambient temperature 5: 95 percent / pyridine / Ambient temperature 6: 72 percent / hydrochloric acid / tetrahydrofuran / 1 h / Heating 7: 66 percent / imidazole / dimethylformamide / 13 h / 60 °C 8: 89 percent / pyridine / 0.5 h / Ambient temperature 9: 90 percent / tetra-n-butylammonium fluoride / tetrahydrofuran / 0.5 h / Ambient temperature 10: 47 percent / 1,1,3,3-tetramethylurea, stannous triflate, 4A molecular sieves / CH2Cl2 / 16 h / Ambient temperature 11: 95 percent / sodium methoxide / methanol / 1 h / Ambient temperature View Scheme

1: diphenyldisulfide / cyclohexane; dioxane / 3 h / Irradiation 2: 99.4 percent / triethylamine / CH2Cl2 / 1.5 h / Ambient temperature 3: 57 percent / sodium azide / dimethylformamide / 3 h / 90 °C 4: 72 percent / 1 N hydrochloric acid / tetrahydrofuran / 1 h / Heating View Scheme

1: diphenyldisulfide / cyclohexane; dioxane / 3 h / Irradiation 2: 99.4 percent / triethylamine / CH2Cl2 / 1.5 h / Ambient temperature 3: 57 percent / sodium azide / dimethylformamide / 3 h / 90 °C 4: 99.5 percent / triphenylphosphine / tetrahydrofuran; H2O / Ambient temperature 5: 95 percent / pyridine / Ambient temperature 6: 72 percent / hydrochloric acid / tetrahydrofuran / 1 h / Heating View Scheme

diphenyldisulfane in 1,4-dioxane; cyclohexane 3 h; Irradiation; Yield given;