1: 71 percent / K2CO3 / acetonitrile; H2O / 5 h / Ambient temperature 2: 65 percent / diisopropylcarbodiimide, 4-(N,N-dimethylamino)pyridine / dimethylformamide; CH2Cl2 / 17 h / Ambient temperature 3: n-Bu3P, H2O / dimethylformamide / 5 h View Scheme

<b>Multi-step reaction with 3 steps<br /> </b>1: NBS, dibenzoyl peroxide / CCl₄ / 7 h / Heating<br />2: NaN₃ / ethanol / 40 h / Ambient temperature<br />3: 57 percent / methanol / 6 h / Ambient temperature<br /> <br /> &nbsp;

&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1098229', constants.ctx, '0')">methanol</a> <br />6&nbsp;h;&nbsp;&nbsp;Ambient temperature;&nbsp;<br /> &nbsp;