77498-74-9Relevant academic research and scientific papers
Synthetic Applications of N-N Linked Heterocycles. Part 9. Preparation of α-(4-Pyridyl)nitroalkanes and N-(4-Pyridyl)azoles by Regiospecific Attack of Nitroalkyl and Azolyl Anions on N-(2,6-Dimethyl-4-oxopyridin-1-yl)pyridinium Salts
Katritzky, Alan R.,Keay, James G.,Rogers, David N.,Sammes, Michael P.,Leung, Christopher W.F.
, p. 588 - 592 (1981)
Sodium salts of nitroalkanes and of azoles react with N-(2,6-dimethyl-4-oxopyridin-1-yl)pyridinium salts (1) - (3) to give regiospecifically 1,4-dihydropyridines (12) - (14), (15), and (16) in high yields.Photolysis of the dihydropyridines gives α-(4-pyri
