反应详情

According to the same manner as that of Example 16 except that 0.33 g of 3-acetyl-4-hydroxy-6-methyl-2(1H)-pyridinone was used in place of 3-acetyl-4-hydroxy-1,6-dimethyl-2(1H)-pyridinone, and 0.30 g of 3-(2-oxo-oxazolidin-3-yl)benzaldehyde was used in place of 3-(methoxycarbonyl)benzaldehyde, 0.22 g of 4-hydroxy-3-[3-[3-(2-oxo-oxazolidin-3-yl)phenyl]-1-oxo-2-propenyl]-6-methyl-2(1H)-pyridinone [Compound No. (3a-37)] was obtained as a yellow crystal.