| 摘要 |
<p>Described are catalysts which are useful for the carbonylation of alcohols, ethers and ether alcohols to esters and, optionally, to carboxylic acids, by reaction thereof in the vapor state, said catalysts having the formulae HÄMW12PO40Ü in which M is selected from Pd, Mn, Co, Ni and Zn; Na8ÄRh2W12O42Ü RhWxMoyPO40 wherein the combinations x/y are selected from 8/4, 6/6, 4/8 and 2/10.</p> |
