Synthesis and spectral properties of the 1-aryl-2-phenyl-4-oxo-4,5,6,7-tetrahydroinodle oximes and of their Beckmann rearrangement products

Article abstract of DOI:10.1002/jhet.5570200428

Under Beckmann conditions the oximes of the 1-aryl-2-phenyl-4-oxo-4,5,6,7-tetrahydroindoles 2a-k are rearranged yielding as the sole product, 1-aryl-2-phenyl-4-oxo-1,4,5,6,7,8-hexahydropyrrolo[3,2-c]azepine 3a-k. The spectral data (ir, uv, ms) of these two classes of compounds are also discussed.