117471-55-3Relevant academic research and scientific papers
Novel ring contractions via [2,3] wittig type rearrangements: Synthesis of 2-desoxy-2-methylenebicyclomycin
Williams, Robert M.,Sabol, Mark R.,Kim, Hee-Doo,Kwast, Andrzej
, p. 6621 - 6633 (2007/10/02)
Bridgehead carbanion generation of bicyclo[5.2.2] and bicyclo[7.2.2] allyl ether bridged piperazinediones result in novel ring contractions via unusual [2,3] Wittig type and [3,3] Claisen rearrangements. The application of the [2,3] Wittig rearrangements
Versatile New Approach to the Synthesis of Monosubstituted and Bicyclic Piperazine-2,5-diones: Unusual in Situ Generation and Enolate Addition to a Cumulene
Williams, Robert M.,Kwast, Andrzej
, p. 5785 - 5787 (2007/10/02)
Dichloroacetyl chloride condenses with glycinamide 9 to furnish the versatile precursor 10, which cyclizes to the mono (ether) substituted piperazinediones 11 upon treatment with alkoxides.A new intramolecular enolate C-C bond-forming cyclization from the
