Methods: In shaking flask test, We used Laurate alcohol ester phenylacetate as precursor and supplementary material instead of sodium phenylacetate used in former process.

• 方法:在摇瓶试验中用苯己酸月桂醇酯代替原工艺所用苯乙酸钠作为前体及补料用,在相同条件下与原工艺对照比较,进行考察研究。