发明人刘建华,周伟,杨光. "Method for the Synthesis of Methyl 2-(7-oxo-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl)acetate" [P]. 中国发明专利, 专利号 CN 112156348 B, 授权公告日 2018-08-16.
发明人赵玉洁,杨光,朱建伟. "A Process for Preparing High-Purity Methyl 2-(7-oxo-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-5-yl)acetate" [P]. 中国发明专利, 专利号 CN 116344150 A, 授权公告日 2023-05-02.
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