申请人:East China Normal University
公开号:EP2599765A1
公开(公告)日:2013-06-05
Provided is a process for producing aldehydes or ketones by oxidizing alcohols with oxygen, which comprises oxidizing alcohols to aldehydes or ketones in an organic solvent at room temperature with oxygen or air as an oxidant, wherein ferric nitrate (Fe(NO3)3·9H2O), 2,2,6,6-tetramethylpiperidine N-oxyl (TEMPO) and an inorganic chloride are used as catalysts, the reaction time is 1-24 hours, and the molar ratio of said alcohols, 2,2,6,6-tetramethylpiperidine N-oxyl and the inorganic chloride is 100:1∼10:1∼10:1∼10. The present process has the advantages of high yield, mild reaction conditions, simple operation, convenient separation and purification, recoverable solvents, substrates used therefor being various and no pollution, and therefore it is adaptable to industrialization.
提供了一种用氧气氧化醇生产醛或酮的工艺,该工艺包括在室温下,以氧气或空气为氧化剂,在有机溶剂中将醇氧化成醛或酮,其中硝酸铁(Fe(NO3)3-9H2O)、2,2,6,6-四甲基哌啶 N-氧基(TEMPO)和无机氯化物作为催化剂,反应时间为 1-24 小时,所述醇、2,2,6,6-四甲基哌啶 N-氧基和无机氯化物的摩尔比为 100:1∼10:1∼10:1∼10.本工艺具有收率高、反应条件温和、操作简单、分离纯化方便、溶剂可回收、所用底物多样、无污染等优点,可适应工业化生产。