hydrogen; palladium on barium sulfate in ethanol P=1861.7 Torr; 1 h;

<b>Multi-step reaction with 3 steps<br /> </b>1: 81 percent / aq. NH₃ / 1.5 h / 50 - 60 &deg;C<br />2: 79 percent / pyridine, trifluoroacetic anhydride / dioxane / Ambient temperature<br />3: 82 percent / triethylamine, Pd(PPh₃)2Cl₂ / 0.5 h / 110 &deg;C<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '11323889', constants.ctx, '0')">bis-triphenylphosphine-palladium(II) chloride</a>;&nbsp;<a href="#" onclick="return RXDsubstances(event, this, '605283', constants.ctx, '0')">triethylamine</a> <br />T=110&deg;C;&nbsp;0.5&nbsp;h;&nbsp;<br /> &nbsp;