Synthesis and reactions of new 2-substituted 5-phenyl-6-oxa-4-azaspiro[2,4]-hepten-7-one derivatives

Article abstract of DOI:10.1016/0040-4020(95)00611-B

Synthesis, reactions and relative configurations of new 2-halogen-, 2-acetyl- and 2-pivaloyl-substituted 5-phenyl-6-oxa-4-azaspiro[2,4]hepten-7-one derivatives 1a-h as potential precursors of 1-aminocyclopropanecarboxylic acids are described.