发明人马晓峰,张德明,林芳. "Method for the Synthesis of 6-Chloro-5-cyclopropyl-3-methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113562366 B, 授权公告日 2024-09-21.
发明人赵玉洁,冯建国,朱建伟. "A Process for Preparing High-Purity 6-Chloro-5-cyclopropyl-3-methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109482954 A, 授权公告日 2019-11-13.
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