21060-32-2Relevant academic research and scientific papers
Protonation of Nitronate Anions via Concave Pyridines. Stereoselective C-Protonation versus Nef Reaction
Luening, Ulrich,Baumstark, Roland,Mueller, Michael,Wangnick, Carsten,Schillinger, Fritz
, p. 221 - 223 (2007/10/02)
The intramolecular competition for C- or O-protonation of the mitronate anion 5a is determined by sterical factors and by the +> concentration .The product of the Nef reaction 6 is formed in buffered, non-acidic media when the proton donors are sterically hindered.
