发明授权
US06197977B1 Process for the preparation of L-ascorbic acid 失效
L-抗坏血酸的制备方法

Process for the preparation of L-ascorbic acid
摘要:
The invention relates to a process for the preparation of L-ascorbic acid, which comprises lactonizing a melt of alkyl 2-keto-L-gulonate under acidic conditions.
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