Multi-step reaction with 7 steps
1: triethylamine / tetrahydrofuran / 1 h / Cooling with ice
2: sodium azide / N,N-dimethyl-formamide / 1.5 h / 20 °C / Cooling with ice
3: triphenylphosphine; water / tetrahydrofuran / 16 h / 50 °C / Cooling with ice
4: sodium hydroxide / dichloromethane; water / 0.33 h / Cooling with ice
5: potassium tert-butylate / acetonitrile; tetrahydrofuran / 0.17 h / Cooling with ice
6: 2,3-dicyano-5,6-dichloro-p-benzoquinone; water / dichloromethane / 72 h / 20 °C
7: 2,4-(4-phenoxyphenyl)-1,3-dithia-2λ(5),4λ(5)-diphosphetane 2,4-disulfides / tetrahydrofuran / 4 h / Cooling with ice
With
sodium azide; potassium tert-butylate; water; 2,4-(4-phenoxyphenyl)-1,3-dithia-2λ(5),4λ(5)-diphosphetane 2,4-disulfides; triethylamine; triphenylphosphine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; sodium hydroxide;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;