1312680-08-2Relevant articles and documents
Synthesis and structure of novel (S)-1,6-dialkylpiperazine-2,5-diones and (3S,6S)-1,3,6-trialkylpiperazine-2,5-diones
Malavasic, Crt,Groselj, Uros,Golobic, Amalija,Bezensek, Jure,Stanovnik, Branko,Stare, Katarina,Wagger, Jernej,Svete, Jurij
experimental part, p. 629 - 640 (2011/07/08)
Eleven (S)-1,6-dialkylpiperazine-2,5-diones and five (3S,6S)-1,3,6- trialkylpiperazine-2,5-diones were prepared in three steps from the corresponding (S)-α-amino acid esters comprising of reductive N-alkylation, N-acylation and cyclisation. The synthesis