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默默lover

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[求助] 葡萄糖酸内酯酶法制备

酶法制备葡萄糖酸内酯时,内酯自动水解为酸,导致溶液PH极低,葡萄糖氧化酶酶活丧失,如何在不加碱调PH的情况下,提高溶液的pH,使酶继续发挥作用。
现在能想到的办法有:1)加有机溶剂萃取内酯,避免其与水的接触(除知道葡萄糖酸内酯微溶于乙醇外,并不知道还可以溶于那种有机溶剂)。
2)添加可以促进内酯化的催化剂或酶制剂(试验了一种脂肪酶并没有效果)。请问哪位大神有比较好的方法或思路吗?
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