2-Hydroxymethyl-3-(5-carboethoxypentyloxy)-4-pyrone 在
manganese dioxide
hexane-diethyl ether 、
2-formyl-3-(5-carboethoxypentyloxy)-4-pyrone 作用下,
以
丙酮 为溶剂,
反应 3.0h,
以to give the crystalline aldehyde, 2-formyl-3-(5-carboethoxypentyloxy)-4- pyrone的产率得到2-formyl-3-(5-carboethoxypentyloxy)-4-pyrone