发明人钱学锋,罗永刚,张德明. "Method for the Synthesis of 2-(6-Methyl-4-oxo-[1,2,3]triazolo[1,5-a]pyrazin-5(4H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110929354 A, 授权公告日 2021-09-01.
发明人徐明华,林芳,钱学锋. "A Process for Preparing High-Purity 2-(6-Methyl-4-oxo-[1,2,3]triazolo[1,5-a]pyrazin-5(4H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 116156275 B, 授权公告日 2025-08-17.
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