D-Isoascorbic acid
- 网络D-异抗坏血酸;异抗坏血酸
D-Isoascorbic acid-
As a sort of food additives , D-isoascorbic acid has a broad market .
D-异抗坏血酸作为一种食品添加剂，有着广阔的市场。
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D-Isoascorbic acid ( 2.9 g ) and con . H_2SO_4 ( 14 mL ) are gradually mixed at 24 ℃ . Methyl palmitate ( 3.8 g ) is slowly added and the mixture is stirred for 24 h.
24℃下，2.9gD异抗坏血酸和3.8g棕榈酸甲酯分别缓慢加入到14mL的浓硫酸中，搅拌反应24h。
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Crude D-isoascorbic acid was got by acidification of crude sodium D-isoascorbate in methanol with H2SO4 .
以D-异抗坏血酸钠粗品为起始原料，采用在甲醇溶液中H2SO4酸化的方法，制得了D-异抗坏血酸粗品。
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