[EN] PYRAZOLOPYRIMIDINE COMPOUND AND PREPARATION METHOD AND USE THEREOF IN PREPARATION OF ANTI-CANCER DRUG<br/>[FR] COMPOSÉ DE PYRAZOLOPYRIMIDINE ET SON PROCÉDÉ DE PRÉPARATION ET SON UTILISATION DANS LA PRÉPARATION D'UN MÉDICAMENT ANTICANCÉREUX<br/>[ZH] 吡唑并嘧啶化合物及制备方法与制备抗癌症药物的应用
PYRAZOLOPYRIMIDINE COMPOUND AND PREPARATION METHOD THEREFOR AND USE THEREOF IN PREPARATION OF ANTI-CANCER DRUG
申请人:SUZHOU RAYMON PHARMACEUTICALS COMPANY, LTD.
公开号:US20210340146A1
公开(公告)日:2021-11-04
Provided in the present disclosure is a type of pyrazolopyrimidine compound as shown in formula (I) or a pharmaceutically acceptable salt thereof, and a preparation method thereof and the use of same in the preparation of a drug for treating or preventing cancers. Such a compound is a new-type PI3K inhibitor and has an excellent inhibitory activity, and can hopefully be used for treating a variety of malignant tumors.