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Communication | Special issue | Vol 67, No. 2, 2006, pp.585-588
Published online, 18th October, 2005
DOI: 10.3987/COM-05-S(T)76
Synthesis of Dihydroquinolinones Angularly-fused to Tetrahydrobenzazepinone Rings

Larry E. Overman* and Emily A. Peterson

*Department of Chemistry, University of California, Irvine, Irvine, California 92717, U.S.A.


Acylation of the dimethylaluminum derivative of a hindered secondary amine with N-Boc isatin, and sequential intramolecular aldol condensation-lactamization, are key steps in the first synthesis of tetrahydro-4bH-6,12-diazabenzo[3,4]cyclohepta[1,2-a]naphthalene-5,11-diones.