Preparation method of p-hydroxyphenylglycine
The invention provides a preparation method of p-hydroxyphenylglycine, comprising the following steps: A, synthesizing p-hydroxyphenylhydantoin; and B, hydrolyzing p-hydroxyphenylhydantoin. The preparation method provided by the invention has advantages of high efficiency and high yield, and is suit...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention provides a preparation method of p-hydroxyphenylglycine, comprising the following steps: A, synthesizing p-hydroxyphenylhydantoin; and B, hydrolyzing p-hydroxyphenylhydantoin. The preparation method provided by the invention has advantages of high efficiency and high yield, and is suitable for large-scale batch production.
本发明提供了种对羟基苯甘氨酸的制备方法，其包括如下步骤：A合成对羟基苯海因，B. 羟基苯海因进行水解，本发明提供的制备方法，效率高，产量高，适合大规模批量生产。 |
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