Abstract
Straightforward access to various 5- and 6-acylated naphtho[1,2-<i>b</i>]benzofurans was achieved by successive Sonogashira coupling and intramolecular alkyne carbonyl metathesis to assemble the central aromatic C ring of naphtho[1,2-<i>b</i>]benzofurans regiospecifically substituted with an acyl group at the C5 or C6 position.
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