发明人赵玉洁,马晓峰,陈志强. "Method for the Synthesis of 4-Chloro-1-methyl-3-(2,2,2-trifluoroethyl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 112383825 A, 授权公告日 2018-07-03.
发明人冯建国,郭海燕,郑宇鹏. "A Process for Preparing High-Purity 4-Chloro-1-methyl-3-(2,2,2-trifluoroethyl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 112111595 B, 授权公告日 2023-01-03.
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