1.1: 1 h / 130 °C 2.1: diphenylether / 0.75 h / 255 °C 3.1: sodium hydroxide; ethanol / Reflux 3.2: pH 4 4.1: trichlorophosphate / N,N-dimethyl-formamide / 5 h / Reflux 4.2: 1 h / 0 - 5 °C 5.1: N-ethyl-N,N-diisopropylamine / 1-methyl-pyrrolidin-2-one / 120 °C 6.1: potassium hydroxide; [bis(acetoxy)iodo]benzene / methanol / Cooling with ice View Scheme

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '21730161', constants.ctx, '0')">palladium on activated charcoal</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '3587189', constants.ctx, '0')">hydrogen</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '8156740', constants.ctx, '0')">sodium sulfite</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1718733', constants.ctx, '0')">ethanol</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '506104', constants.ctx, '0')">ethyl acetate</a> <br />24&nbsp;h;&nbsp;<br /> <br /> &nbsp;