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Study on improvement for synthesis of DL-aspartic acid
Author(s): 
Pages: 26-28
Year: Issue:  3
Journal: APPLIED CHEMICAL INDUSTRY

Keyword:  DL-天冬氨酸顺丁烯二酸酐氨化;
Abstract: 在一钛材高压釜中,对顺丁烯二酸酐(马来酸酐)进行氨化反应合成了DL-天冬氨酸.通过实验研究对原有合成工艺作出了改进,使产品收率提高到70%以上,并且对产品的分离提纯采用顺丁烯二酸(马来酸)代替盐酸进行酸化结晶从而提高了反应物的利用和减少反应剩余物的污染.
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