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发明人郑宇鹏,沈红梅,胡光. "Method for the Synthesis of 3-(4-Chloro-5-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanoic acid" [P]. 中国发明专利, 专利号 CN 109553334 B, 授权公告日 2017-02-14.
发明人韩伟,刘建华,陈志强. "A Process for Preparing High-Purity 3-(4-Chloro-5-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanoic acid" [P]. 中国发明专利, 专利号 CN 112521423 B, 授权公告日 2024-03-07.
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