| abstract |
A method for producing a carboxylic acid polyhydric alcohol ester capable of selectively synthesizing a monoester, a diester, etc., having a high yield, producing less heavy components, easily separating and recovering a catalyst, and An esterification catalyst is provided. In the production of a carboxylic acid polyhydric alcohol ester by esterifying a polyhydric alcohol and a fatty acid, in the presence of at least one metal salt hydrate selected from aluminum, iron, zirconium and hafnium as a catalyst. React with. [Selection figure] None |