A process is provided for the preparation of trialkyl orthocarboxylates by the electrochemical oxidation of alpha, beta-diketones or alpha, beta-hydroxyketones, the keto group being present in the form of a ketal group derived from C
1
- to C
4
-alkylalcohols and the hydroxyl group optionally being present in the form of an ether group derived from C
1
- to C
4
-alkylalcohols (ketals K), in the presence of C
1
- to C
4
-alcohols (alcohols A), the molar ratio of the ketals K to the alcohols A in the electrolyte being 0.2:1 to 10:1.
本发明提供了一种通过电
化学氧化α,
β-二酮或α,β-羟基酮制备三烷基原
羧酸盐的工艺,其中酮基以酮基的形式存在。
1
- 至 C
4
-烷基醇,羟基可选择以醚基形式存在,醚基来源于 C
1
- 至 C
4
-烷基
乙醇(
酮类 K),在有 C
1
- 至 C
4
-醇(醇 A)的情况下,电解液中酮 K 与醇 A 的摩尔比为 0.2:1 至 10:1。