2308 Eade and Earl: Fuurther Studies on the Sydnones. soon ceases and if the resinous product is removed by filtration most of the N-phenylsydnone is recovered unchanged. By boiling solutions of N-phenylsydnone in mixtures of~/2O-sodium oxalate and N/20-sodium
[Kano, Kunio; Scarpetti, David; Warner, John C.; Anselme, Jean-Pierre; Springer, James H.; Arison, Byron H. Canadian Journal of Chemistry, 1986 , vol. 64, p. 2211 - 2219]