Method for preparing dihydropyrimidine derivative and intermediate of dihydropyrimidine
The invention relates to a method for preparing a dihydropyrimidine derivative shown in a general formula (I) or a tautomer formula (Ia). The invention discloses an intermediate related to the prepared dihydropyrimidine derivative. The preparation method provided by the invention is easy to operate,...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention relates to a method for preparing a dihydropyrimidine derivative shown in a general formula (I) or a tautomer formula (Ia). The invention discloses an intermediate related to the prepared dihydropyrimidine derivative. The preparation method provided by the invention is easy to operate, and the obtained product is high in optical purity, high in yield, simple in aftertreatment and suitable for industrial production. The structural formula is as shown in the specification. |
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