反应条件
Stage #1: <a href="#" onclick="return RXDsubstances(event, this, '784514', constants.ctx, '0')">3,5-dimethoxy-4-hydroxy-benzaldehyde</a> <b>With</b> <a href="#" onclick="return RXDsubstances(event, this, '4933629', constants.ctx, '0')">sodium hydrogensulfite</a> <b>in</b> <a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />T=60°C; <br />Stage #2: <b>in</b> <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a>; <a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />T=0°C; <br />Stage #3: <a href="#" onclick="return RXDsubstances(event, this, '3556020', constants.ctx, '0')">sodium cyanide</a> <b>in</b> <a href="#" onclick="return RXDsubstances(event, this, '1696894', constants.ctx, '0')">diethyl ether</a>; <a href="#" onclick="return RXDsubstances(event, this, '3587155', constants.ctx, '0')">water</a> <br />1 h; <br /> <br />