
Tetrahedron Letters p. 3267 - 3268 (1998)
Update date:2022-08-03
Topics:
Arany, Andrea
Groundwater, Paul W.
Nyerges, Miklos
Non-stabilised α,β,γ,δ-unsaturated azomethine ylides 3 were generated by the decarboxylation method from 3,3-diarylpropenals 1 and secondary amino acids 2. 1,7-Electrocyclisation of these azomethine ylides, followed by a 1,5-hydrogen shift, gives 2,3-dihydro-1H-2-benzazepines 4.
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