| abstract |
The invention relates to the field of fine chemical synthesis, and discloses an oxazole salt catalyst used for acetaldehyde condensation reaction and a preparation method and application thereof. The oxazole salt catalyst of the invention takes the oxazole ring as the core structure, and has the advantages of good thermal stability, high catalytic activity and good selectivity in the process of catalyzing the acetaldehyde condensation reaction, and is beneficial to improving the acetaldehyde coupling reaction. The reaction rate and product purity of acetoin prepared by inin condensation reaction; and the preparation method of the oxazole salt catalyst of the present invention is simple, low in cost, favorable for realizing large-scale production, and has good application prospect in industry. |