申请人:SHANGHAI YINGLI PHARMACEUTICAL CO., LTD
公开号:US20220127248A1
公开(公告)日:2022-04-28
The present disclosure relates to a preparation method morpholinquinazoline compound and a midbody thereof. The preparation method for morpholinquinazoline compound comprises the following steps: S1, performing a Suzuki reaction of compound S and compound IV as represented by the following formula, so as to obtain compound V; step S2, performing a reaction of methylsufonyl chloride and compound V in an organic solvent as represented by the following formula, so as to obtain compound VI; and S3, performing a coupled reaction of compound VII and compound VI in a solvent as represented by the following formula, so as to obtain compound YY-20394. The preparation method has the advantages of higher yield, better selectivity, simple operation and mild reaction condition, and is applicable to industrial production.
本公开涉及一种吗啡啶喹唑啉化合物及其中间体的制备方法。制备吗啡啶喹唑啉化合物的方法包括以下步骤:S1,将化合物S和化合物IV进行Suzuki反应,以获得化合物V;步骤S2,在有机溶剂中,将甲磺酰氯和化合物V进行反应,以获得化合物VI;以及S3,在溶剂中,将化合物VII和化合物VI进行偶联反应,以获得化合物YY-20394。该制备方法具有较高的产率、更好的选择性、简单的操作和温和的反应条件,适用于工业生产。