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PROCESS FOR CONDUCTING ALDOL CONDENSATION REACTIONS IN IONIC LIQUID MEDIA

机译:在离子液体介质中进行ALDOL缩合反应的方法

摘要

The present invention is related to a method for forming aldol condensation products, comprising reacting at least one aldehyde starting material in the presence of an ionic liquid medium and a basic catalyst at a temperature range of from about -20 °C to about 300 °C and at a pressure range of from about 1 atm to about 1000 atm for a sufficient time to form the aldol condensation products. The invention is also directed to a method for forming aldol condensation products, comprising reacting at least one aldehyde starting material in the presence of a basic ionic liquid medium at the same parameters specified above. The advantage of the instant invention is the increased selectivity and productivity of the resulting aldol condensation products formed in ionic liquid media, along with the ability to recycle the ionic liquid for use in producing additional aldol condensation products.
机译:本发明涉及形成醇醛缩合产物的方法,该方法包括在离子液体介质和碱性催化剂存在下,使至少一种醛起始材料在约-20℃至约300℃的温度范围内反应。在约1atm至约1000atm的压力范围内保持足够的时间形成醛醇缩合产物。本发明还涉及形成醇醛缩合产物的方法,该方法包括在碱性离子液体介质的存在下以与上述相同的参数使至少一种醛起始材料反应。本发明的优点是在离子液体介质中形成的所得羟醛缩合产物的选择性和生产率提高,并且具有回收离子液体以用于生产另外的羟醛缩合产物的能力。

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