116733-22-3Relevant academic research and scientific papers
MICHAEL REACTION OF METHYLENEMALONALDEHYDES: SYNTHETIC APPROACH TO 4H-PYRAN-5-CARBOXALDEHYDES AND 2-AMINO-4H-PYRAN-5-CARBOXALDEHYDES
Dvorak, Dalimil,Saman, David,Hodacova, Jana,Kral, Vladimir,Arnold, Zdenek
, p. 2687 - 2698 (2007/10/02)
Base-catalyzed addition of β-dicarbonyl compounds to methylenenmalonaldehydes led to tetracarbonyl compounds II which were dehydrated in an acid medium to 4H-pyran-5-carboxaldehydes III.In the addition of compounds containing a nitrile group, the primaril
