Abstract
Disclosed is the oxidation of uronic acids, such as galacturonic acid, to the corresponding aldaric acids, such as galactaric acid, under neutral or acidic conditions. Use is made of a supported gold catalyst. The oxidation occurs in good selectivity and yield, under unexpectedly mild conditions. A source of galacturonic acids is pectins, such as from sugar beet pulp.
| Original language | English |
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| Patent number | WO2016056907 |
| Priority date | 6/10/14 |
| Publication status | Published - 14 Apr 2016 |