发明人郑宇鹏,何建平,李文辉. "Method for the Synthesis of Methyl 2-((9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)thio)acetate" [P]. 中国发明专利, 专利号 CN 108964179 A, 授权公告日 2021-09-16.
发明人马晓峰,孙丽萍,朱建伟. "A Process for Preparing High-Purity Methyl 2-((9-methyl-5H-thiochromeno[4,3-d]pyrimidin-2-yl)thio)acetate" [P]. 中国发明专利, 专利号 CN 117526913 A, 授权公告日 2016-12-12.
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