Tetrahedron Letters p. 1911 - 1914 (1985)
Update date:2022-09-26
Topics:
Evans, David A.
Biller, Scott A.
A synthesis of an advanced pentacyclic intermediate to the quinone antibiotic naphthyridinomycin (1) is described.The stereoselective synthesis of 2b from tricyclic lactam 3 features a regio- and stereoselective, intermolecular amidoalkylation reaction and a Friedel-Crafts ring closure to annelate the aromatic nucleus.
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