DOI: 10.1039/d6cc05920a ISSN: 1359-7345

Copper-mediated brominative cyclization of alkyne-tethered cyclohexadienones

Mahesh Y. Nagtilak, Amar Sain, Jagadeesh Babu Nanubolu, Rambabu Chegondi

A Cu(

ii
)-mediated brominative annulation of alkyne-tethered cyclohexa-2,5-dienones using CuBr 2 as both the bromine source and alkyne activator, affording densely functionalized cis -hydrobenzofurans bearing versatile vinyl bromide functionality.

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