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发明授权
US07935827B2 Optically active, heteroaromatic β-hydroxy esters and processes for their preparation from β-keto esters and processes for the preparation of these β-keto esters 失效
光学活性的杂芳族和双羟基酯及其制备方法和用于制备这些酯的方法

Optically active, heteroaromatic β-hydroxy esters and processes for their preparation from β-keto esters and processes for the preparation of these β-keto esters
摘要：
The present invention relates to new optically active heteroaromatic β-hydroxy esters useful in the synthesis of epothilone derivatives, to certain compounds used to produce these intermediates, as well as to processes for their production.
摘要（中）：

本发明涉及可用于合成埃坡霉素衍生物的新的光学活性杂芳香族 - 羟基酯，用于生产这些中间体的某些化合物以及它们的生产方法。

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