Synthesis of Densely Substituted Pyridines through 1,2‐Oxazine‐6‐ones Inverse Electron Demand Diels–Alder Reaction
作者:Dmitrii S. Ivanov、Alexander Yu. Smirnov、Elvira R. Zaitseva、Andrey A. Mikhaylov、Mikhail S. Baranov
DOI:10.1002/ejoc.202301133
日期:2024.1.2
A new simple method for synthesis of densely substituted pyridines from available 1,2-oxazin-6-ones and enamines through tandem hetero-Diels–Alder and retro-Diels–Alder reaction are presented.