New synthesis of pyridoacridines based on an intramolecular aza-Diels–Alder reaction followed by an unprecedented rearrangement†
作者:Juan M. Cuerva、Diego J. Cárdenas、Antonio M. Echavarren
DOI:10.1039/a905234h
日期:——
The synthesis of pyridoacridines related to the ascididemins can be performed by an intramolecular aza-DielsâAlder cycloaddition of an α,β-unsaturated hydrazone to a quinone followed by an unprecedented rearrangement to yield benzo- or pyrido-[b]acridine-6,11-diones.