发明人赵玉洁,孙丽萍,马晓峰. "Method for the Synthesis of (R)-2-Amino-3-((7-methyl-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)thio)propanoic acid" [P]. 中国发明专利, 专利号 CN 111468337 B, 授权公告日 2020-06-17.
发明人朱建伟,胡光,刘建华. "A Process for Preparing High-Purity (R)-2-Amino-3-((7-methyl-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)thio)propanoic acid" [P]. 中国发明专利, 专利号 CN 110777946 A, 授权公告日 2023-09-14.
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