Selective Synthesis of 2-Aryl-2H- and 4-Aryl-4H-3,5-diformylpyrans from Acetal with Aromatic Aldehydes Catalyzed by Lewis Acids
作者:Yasushi Obora、Yasutaka Ishii、Norihide Horikawa
DOI:10.1055/s-0030-1259681
日期:2011.4
A selective method for 2-aryl-2H- and 4-aryl-4H-3,5-diformylpyrans synthesis from 1,1,3,3-tetramethoxypropane and aromaticaldehydes was developed using an FeCl 3 catalyst in MeOH― AcOH and an AlCl 3 catalyst in DMA―AcOH.