| 摘要 |
An improved process for the preparation of aromatic carbonates selected from aliphatic aromatic carbonates, diaromatic carbonates, and mixtures thereof comprising reacting a phenolic compound with a dialiphatic carbonate or an aliphatic aromatic carbonate in the presence of a catalytic amount of at least one catalyst selected from polymeric tin compounds containing recurring structural units represented by the general formula <IMAGE> wherein: R is selected from monovalent hydrocarbon radicals; and R1 is selected from monovalent hydrocarbon radicals.
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