samarium diiodide; 2-propanethiol in tetrahydrofuran T=25°C; 1 h;

<b>Multi-step reaction with 3 steps<br /> </b>1.1: diethyl ether / 25 &deg;C<br />2.1: p-TsOH / benzene / Heating<br />3.1: O₃ / CH₂Cl₂ / -78 - 20 &deg;C<br />3.2: Me₂S / CH₂Cl₂ / 5 h / 20 &deg;C<br />3.3: 3.48 g / Ph₃P / CH₂Cl₂ / 5 h / 20 &deg;C<br /> <br /> &nbsp;