1: LiAlH4 / tetrahydrofuran 2: Pb(OAc)4 View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1696847', constants.ctx, '0')">dimethylsulfide</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '4921393', constants.ctx, '0')">ozone</a> <br />&nbsp;1.) CH₂Cl₂;&nbsp;&nbsp;Multistep reaction;&nbsp;<br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587218', constants.ctx, '0')">oxygen</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '4121962', constants.ctx, '0')">rose bengal</a> <br />T=-70&deg;C;&nbsp;4&nbsp;h;&nbsp;&nbsp;Irradiation;&nbsp;<br /> &nbsp;

<b>Multi-step reaction with 3 steps<br /> </b>1: 81 percent / acetyl chloride / Ambient temperature<br />2: 2.) acetyl chloride / 1.) diethyl ether, methanol, 25 deg C, 2.) 25 deg C, 15 h<br />3: 1.) ozone, 2.) dimethyl sulfide / 1.) methylene chloride, 10 min, 2.) -78 deg C, 45 min, 25 deg C, 14 h<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 2.) acetyl chloride / 1.) diethyl ether, methanol, 25 deg C, 2.) 25 deg C, 15 h<br />2: 1.) ozone, 2.) dimethyl sulfide / 1.) methylene chloride, 10 min, 2.) -78 deg C, 45 min, 25 deg C, 14 h<br /> <br /> &nbsp;