METHOD FOR PREPARING OSELTAMIVIR AND ISOMER THEREOF

摘要

The present invention relates to an intermediate for preparing oseltamivir and an isomer thereof. The intermediate of the present invention is prepared by means of neighboring group participation at room temperature under the conditions of mitsunobu reaction. Further, the present invention also provides a method for preparing oseltamivir and an isomer thereof by using the described intermediate or the described preparation method as a key step. The method of the present invention has advantages of high efficiency, mildness, low toxicity, high cost-efficiency, environment-friendly and the like, being suitable for industrial production.