sodium hydroxide in methanol

<b>Multi-step reaction with 2 steps<br /> </b>1.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / benzene / 85 &deg;C<br />1.2: 1 h / 100 &deg;C<br />2.1: potassium carbonate / acetone / 3 h / 20 &deg;C / |Reflux<br /> <br /> &nbsp;