The process for its preparation from Aspartame precursor including the process for preparing 3,3-dimethylbutyraldehyde, the key raw material, is in focus.

• 重点论述了以阿斯巴甜为前体物质的纽甜制备工艺,包括该工艺中使用到的关键原料3,3-二甲基丁醛的制备过程。