zinc in acetic acid 29 h; Ambient temperature;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '113915', constants.ctx, '0')">N-chloro-succinimide</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1730800', constants.ctx, '0')">dichloromethane</a> <br />T=-20&deg;C;&nbsp;1&nbsp;h;&nbsp;<br /> &nbsp;