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Communication | Regular issue | Vol 57, No. 7, 2002, pp.1219-1225
Published online, 1st January, 1970
DOI: 10.3987/COM-02-9480
Synthetic Studies toward Hennoxazole A. Use of a Selective Bisoxazole Alkylation as the Key Fragment Coupling

Thomas E. Smith* and Emily P. Balskus

*Department of Chemistry, Williams College, 47 Lab Campus Drive, Williamstown, MA 01267-2692, U.S.A.


A model system for side chain fragment coupling to the core of hennoxazole A is investigated. Lateral metallation of a C13-TBS-protected bisoxazole, using lithium diethylamide, allows for selective and efficient alkylation at C15.