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发明人郭海燕,王建平,马晓峰. "Method for the Synthesis of Ethyl 3-(3-chlorophenyl)pyrazolo[1,5-a]pyrimidine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 112503793 A, 授权公告日 2024-05-21.
发明人朱建伟,韩伟,黄志刚. "A Process for Preparing High-Purity Ethyl 3-(3-chlorophenyl)pyrazolo[1,5-a]pyrimidine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 113077163 B, 授权公告日 2021-08-23.
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