Reaction of 1-methyl-2 (1H)-pyridone with formaldehyde and hydrochloric acid was carried out. The products proved in this reaction were 5-hydroxymethyl-1-methyl-2 (1H)-pyridone (III) in 46% yield from 1-methyl-2 (1H)-pyridone (I), 5-ethyl-3-hydroxymethyl-1-methyl-2 (1H)-pyridone (VIII) from 5-ethyl-1-methyl-2 (1H)-pyridone (VII), and 6-hydroxymethyl-1-methyl-2 (1H)-quinolone (IX) from 1-methyl-2 (1H)-quinolone (II).
