| 摘要 |
The present invention relates to a novel process for the preparation of citraconic anhydride. More precisely, the invention relates to a process for the preparation of citraconic anhydride from a starting material comprising itaconic acid. The process for the preparation of citraconic anhydride may be performed continuously starting from itaconic acid, or continuously or in a batchwise manner starting directly from a fermentation broth of itaconic acid or of by-products from the manufacture of itaconic acid.
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