132375-19-0Relevant articles and documents
Azomethine Yldies from the Reaction of 4-(Dicyanomethylene)-3-methyl-1-phenyl-2-pyrazoline-5-one with α-Amino Acids and Their Esters
Metwally, Saoud A. M.,Aly, Moustafa F.,Abd-Alla, Mohamed A.,Atta, Ferial M.,Abd-El-Monem, Maisa E.
, p. 387 - 389 (2007/10/02)
4-(Dicyanomethylene)-3-methyl-1-phenyl-2-pyrazoline-5-one (1) readily reacts with α-amino acids and their esters by Michael addition and subsequent elimination of HCN to the adducts 2a-k.One of these, 2i (obtained from methyl glycinate), adds stereoselect