An efficient synthetic protocol of fully substituted α-pyrones has been developed starting from the Baylis–Hillman adducts. Subsequent Diels–Alder reaction of the α-pyrones and DMAD produced poly-substituted aromatic compounds in high yields.
从Baylis-Hillman加合物开始,已经开发了一种有效的全取代
α-吡喃酮合成方案。随后的
α-吡喃酮和
DMAD的Diels-Alder反应以高收率产生了多取代的芳族化合物。