tetrabutyl ammonium fluoride in tetrahydrofuran T=40°C; 1.5 h; Inert atmosphere;

<b>Multi-step reaction with 3 steps<br /> </b>1: hydroxylamine<br />2: triethylamine<br />3: t-Bu-BippyPhos; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; caesium carbonate / toluene / 16 h / 80 &deg;C / Inert atmosphere<br /> <br /> &nbsp;