One-pot preparation of derivatives of the unknown 1,9-diazaphenalene ring by a consecutive electrocyclic ring-closure/Claisen rearrangement/intramolecular amination process
作者:Pedro Molina、Mateo Alajarín、Angel Vidal
DOI:10.1039/c39900000007
日期:——
A short synthesis of 1,9-diazaphenalene derivatives (8) based on a new method of two consecutive pyridine annelations which involves cyclization of conjugated carbodiimides (5) is described.
描述了一种基于两个连续吡啶脱环的新方法的简短合成1,9-二氮杂萘衍生物(8)的方法,该方法涉及共轭碳二亚胺(5)的环化。