发明人何建平,刘建华,朱建伟. "Method for the Synthesis of 2-(5-Methyl-7-oxo-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 108287622 A, 授权公告日 2020-03-20.
发明人刘建华,赵玉洁,陈志强. "A Process for Preparing High-Purity 2-(5-Methyl-7-oxo-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114733728 A, 授权公告日 2022-07-14.
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