1: lithium borohydride / tetrahydrofuran / 24 h 2: hydrogenchloride / methanol; water / 6 h / Reflux 3: acetic acid / dichloromethane; 2,2,2-trifluoroethanol / 9 h / -10 °C / Molecular sieve 4: hydrogen; palladium(II) oxide hydrate / methanol / 12 h / 2585.81 Torr View Scheme

Stage #1: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '608317', constants.ctx, '0')">3-chloro-benzenecarboperoxoic acid</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1731042', constants.ctx, '0')">chloroform</a> <br />T=20&deg;C;&nbsp;Baeyer-Villiger oxidation;&nbsp;6&nbsp;h;&nbsp;<br />Stage #2: <b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098214', constants.ctx, '0')">hydrogenchloride</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098229', constants.ctx, '0')">methanol</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />T=0 - 20&deg;C;&nbsp;<br /> &nbsp;