Entecavir intermediate, synthetic method thereof and synthetic method for entecavir
申请人:Launch-Pharma Technologies, Ltd.
公开号:US11046663B2
公开(公告)日:2021-06-29
The disclosure relates to an entecavir intermediate, a synthetic method therefor, and the synthetic method for entecavir by using the intermediate. According to the disclosure, the synthetic methods for entecavir and the intermediate thereof have the advantages of being controllable in chirality, high in yield and product purity, wide in source of raw materials, cheap and available in reagents, simple in reactions, convenient to operate, environmentally friendly, and suitable for industrial amplification production.
本公开涉及一种恩替卡韦中间体、其合成方法以及利用该中间体合成恩替卡韦的方法。根据该公开内容,恩替卡韦及其中间体的合成方法具有手性可控、收率和产品纯度高、原料来源广泛、试剂廉价易得、反应简单、操作方便、环保、适合工业化放大生产等优点。