triethylsilane; boron trifluoride diethyl etherate in dichloromethane 6 h; Ambient temperature;

<b>Multi-step reaction with 2 steps<br /> </b>1: 74 percent / dioxane / 14 h / Heating<br />2: 74 percent / toluene / 3 h / Heating<br /> <br /> &nbsp;