Synthesis of stable α,α′-bis(carboxymethyl) substituted nitroxides via an original dianion-based strategy

@inproceedings{Einhorn1995SynthesisOS,
  title={Synthesis of stable α,α′-bis(carboxymethyl) substituted nitroxides via an original dianion-based strategy},
  author={Jacques Einhorn and Cathy Einhorn and Fabien Ratajczak and J. Pierre},
  year={1995}
}
New stable nitroxides, analogous to TEMPO (tetramethylpiperidine-N-oxyl) where two α,α′ methyl groups are formally replaced by ester functions, are prepared via dienolate chemistry followed by a deprotection–oxidation sequence.