208583-75-9Relevant academic research and scientific papers
Synthesis of some substituted 2H-pyrano[3,2-c] pyridine-2,5(6H)-diones. Reaction of their 3-acetyl derivatives with methyl 3-amino-2-butenoate
Stoyanov, Edmont V.,Ivanov, Ivo C.
, p. 1755 - 1767 (1998)
Formylation of 4-hydroxy-6-methyl-2(1H)-pyridones and subsequent cyclization with a Wittig reagent or with CH-acidic esters gave a series of title compounds. The same starting pyridones reacted with methyl 3-amino-2- butenoate directly to the corresponding 4,7-dimethylpyrano[3,2-c]pyridines.
