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Study on the Transesterification of Phosphatidylcholine over Diethylamine
Abstract:
The catalyst diethylamine with low boiling point can be separated combined with the recovery of ethanol by distillation in the transesterification of phosphatidylcholine, and it was an effective catayst for preparing GPC from natural lecithin via transesterification. Under the conditions of: the catalyst content was 3.6% of the total reaction volume, lecithin concentration was 100 mmol/L , reaction temperature was 60 °C and reaction time was 260 min, the phosphatidylcholine was reacted completely and the yield of GPC can reach about 80%
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93-96
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Online since:
August 2014
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