1: 65 percent / xylene / 2 h / Heating; using Dean-Stark Water separator 2: 75 percent / K2CO3 / ethanol; H2O / 5 h / Heating View Scheme

<b>Multi-step reaction with 2 steps<br /> </b>1: 93 percent / hydroxylamine<br />2: 74 percent / NEt₃ / tetrahydrofuran / 1. 5 h/RT 2. 30 min reflux<br /> <br /> &nbsp;