反应条件
<b>With</b> <a href="#" onclick="return RXDsubstances(event, this, '11342940', constants.ctx, '0')">sodium hydroxide</a>; <a href="#" onclick="return RXDsubstances(event, this, '8127935', constants.ctx, '0')">sodium chloride</a> <b>in</b> <a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />4 h; Heating / reflux; <br /> <br />