420110-13-0Relevant academic research and scientific papers
Cyclisation of (4S)-4-methyl-2-phenethyl-2,4-dihydro-(1H)-pyrazino[2,1-b]quinazoline-3,6- dione derivatives via N-acyliminium ions
Heredia, Maria Luisa,De la Cuesta, Elena,Avendao, Carmen
, p. 2883 - 2889 (2007/10/03)
Enantiomerically pure 1-methylene and 1-oxo derivatives (compounds 4 and 10, respectively) of compounds 1 were obtained and studied as precursors of N-acyliminium ions. 1-Substituted-1-hydroxyderivatives, obtained by regioselective syn-addition of organom
