(i) sulfur, (ii) (hydrolysis); Multistep reaction;

1: 10percent Pd/C, 1,1-diphenylethylene, 1-methylnaphthalene / 3 h / 250 - 260 °C 2: 93 percent / lithium aluminum hydride / diethyl ether / Ambient temperature 3: pyridine / 2 h / Ambient temperature 4: KBr, 18-crown-6 ether / acetone / Heating 5: 1.) Mg, 1,2-dibromoethane / 1.) ether, 1 h, 2.) ether, 5 deg C - 9 deg C, 4 h 6: 1.32 g / 30percent aq. H2O2, 6 N aq. NaOH / ethanol / 3 h / 20 °C View Scheme