silver nitrate in acetonitrile 0.0166667 h; Irradiation;

1.1: 92 percent / Lawesson's reagent / Irradiation 2.1: 58 percent / sodium hydroxide / tetrahydrofuran / 2 h 3.1: acetonitrile / 20 °C 3.2: 84 percent / NEt3; PPh3 / acetonitrile; CH2Cl2 / 2 h 4.1: 86 percent / KHMDS / tetrahydrofuran / 0.25 h / 20 °C 5.1: 19 percent / AgNO3 / acetonitrile; toluene View Scheme

silver nitrate in toluene; acetonitrile

1.1: 58 percent / sodium hydroxide / tetrahydrofuran / 2 h 2.1: acetonitrile / 20 °C 2.2: 84 percent / NEt3; PPh3 / acetonitrile; CH2Cl2 / 2 h 3.1: 86 percent / KHMDS / tetrahydrofuran / 0.25 h / 20 °C 4.1: 19 percent / AgNO3 / acetonitrile; toluene View Scheme

1.1: acetonitrile / 20 °C 1.2: 84 percent / NEt3; PPh3 / acetonitrile; CH2Cl2 / 2 h 2.1: 86 percent / KHMDS / tetrahydrofuran / 0.25 h / 20 °C 3.1: 19 percent / AgNO3 / acetonitrile; toluene View Scheme

1: 86 percent / KHMDS / tetrahydrofuran / 0.25 h / 20 °C 2: 19 percent / AgNO3 / acetonitrile; toluene View Scheme

1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / 0 - 20 °C 1.2: 35 percent / tetrahydrofuran; hexane; toluene 2.1: 75 percent / AgNO3 / acetonitrile / 0.02 h / Irradiation View Scheme

acetic anhydride 24 h; Heating;

acetic anhydride 24 h; Heating;