发明人郑宇鹏,高志强,张德明. "Method for the Synthesis of 1-(2-Cyclopropylpyrazolo[1,5-a]pyrazin-4-yl)-1H-imidazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114969506 B, 授权公告日 2015-09-22.
发明人林芳,陈志强,韩伟. "A Process for Preparing High-Purity 1-(2-Cyclopropylpyrazolo[1,5-a]pyrazin-4-yl)-1H-imidazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115107479 B, 授权公告日 2024-12-12.
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