hydrogenchloride; water in methanol T=20°C;

<b>Multi-step reaction with 3 steps<br /> </b>1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 &deg;C<br />2: potassium hydride / tetrahydrofuran / 0 - 20 &deg;C<br />3: dmap; dicyclohexyl-carbodiimide / tetrahydrofuran<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: potassium hydride / tetrahydrofuran / 0 - 20 &deg;C<br />2: dmap; dicyclohexyl-carbodiimide / tetrahydrofuran<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: hydrogen / N,N-dimethyl-formamide / 15 h / 20 &deg;C / 2584.17 Torr<br />2: 4-(N,N-dimethlyamino)pyridine; dicyclohexyl-carbodiimide / tetrahydrofuran / 2 h / 20 &deg;C<br /> <br /> &nbsp;

<b>Multi-step reaction with 5 steps<br /> </b>1: imidazole / DMFA / -20 - 0 &deg;C<br />2: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -20 - 20 &deg;C<br />3: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 &deg;C<br />4: potassium hydride / tetrahydrofuran / 0 - 20 &deg;C<br />5: dmap; dicyclohexyl-carbodiimide / tetrahydrofuran<br /> <br /> &nbsp;