| 摘要 |
<p>The invention relates to a process for the purification of benzaldehyde and, in particular, the purification of benzaldehyde prepared by oxidation of toluene with a gas containing molecular oxygen.</p><p>According to the invention, pure benzaldehyde is prepared by treating impure benzaldehyde with an oxidizing agent and distilling it.</p><p>Benzaldehyde purified according to the invention is particularly suitable for application in the synthesis of scents and flavours, because it can meet the demands of olfactory specifications.</p> |
