3- alkoxy -4-carbalkoxyphenylacetate and 3-alkoxy-4-carbalkoxyphenylacetic acid synthesis method
The invention provides a method for synthesizing 3-alkoxy-4-alkoxycarbonyl phenylacetate and 3-alkoxy-4-alkoxycarbonyl phenylacetic acid. The method for synthesizing 3-alkoxy-4-alkoxycarbonyl phenylacetate comprises: 3-alkoxy-4-methyl benzoate reacts with the chloro-carbonate on the effect of strong...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention provides a method for synthesizing 3-alkoxy-4-alkoxycarbonyl phenylacetate and 3-alkoxy-4-alkoxycarbonyl phenylacetic acid. The method for synthesizing 3-alkoxy-4-alkoxycarbonyl phenylacetate comprises: 3-alkoxy-4-methyl benzoate reacts with the chloro-carbonate on the effect of strong base in the organic solution at 190 deg.-0 deg. to obtain the product; the method of the 3-alkoxy-4-alkoxycarbonyl acetic ether cheesed hydrolysis to obtain the 3-alkoxy-4-alkoxycarbonyl phenylacetic acid. |
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