bis(tricyclohexyltin)sulfide; boron trichloride in dichloromethane; toluene 17 h; Heating;

1: 53 percent / 1M aq. NaOH / ethanol / 24 h / Ambient temperature 2: 65 percent / bis(tricyclohexylstannyl) sulfide, BCl3 / toluene; CH2Cl2 / 17 h / Heating View Scheme

1: 69 percent / 1M aq. NaOH / 23 h / Heating 2: 53 percent / 1M aq. NaOH / ethanol / 24 h / Ambient temperature 3: 65 percent / bis(tricyclohexylstannyl) sulfide, BCl3 / toluene; CH2Cl2 / 17 h / Heating View Scheme

1: 91 percent / tetrahydrofuran / 17 h / Ambient temperature 2: 69 percent / 1M aq. NaOH / 23 h / Heating 3: 53 percent / 1M aq. NaOH / ethanol / 24 h / Ambient temperature 4: 65 percent / bis(tricyclohexylstannyl) sulfide, BCl3 / toluene; CH2Cl2 / 17 h / Heating View Scheme