| abstract |
In the present invention, a raw material gas containing methylal and carbon monoxide is passed through a solid acid catalyst, the reaction temperature is 180 to 400 ° C., the reaction pressure is 0.1 to 15.0 MPa, and the charging space velocity of methylal is 0. 05～10.0H -1, conditions volume percent content of methylal is from 0.1 to 95%, to produce acrylic acid and methyl acrylate in high conversion and selectivity of acrylic acid and methyl acrylate A manufacturing method is provided. [Selection diagram] Figure 1 |