boron tribromide in (2S)-N-methyl-1-phenylpropan-2-amine hydrate; diethyl ether; dichloromethane

<b>Multi-step reaction with 3 steps<br /> </b>1: acetone / 21 h / 20 &deg;C / |Inert atmosphere<br />2: di-tert-butyl peroxide / chlorobenzene / 8 h / |Reflux; |Inert atmosphere<br />3: ethylenediamine / diethyl ether; ethanol / 1 h / 24 &deg;C / |Inert atmosphere<br /> <br /> &nbsp;