发明人陈志强,周伟,郑宇鹏. "Method for the Synthesis of 4-Chloro-6-(methylsulfanyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 113022545 B, 授权公告日 2020-01-16.
发明人冯建国,胡光,张德明. "A Process for Preparing High-Purity 4-Chloro-6-(methylsulfanyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 108884484 B, 授权公告日 2020-05-14.
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