发明人孙丽萍,李文辉,罗永刚. "Method for the Synthesis of Ethyl 2-(2-((5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)acetamido)benzoate" [P]. 中国发明专利, 专利号 CN 116387774 A, 授权公告日 2023-01-20.
发明人马晓峰,孙丽萍,冯建国. "A Process for Preparing High-Purity Ethyl 2-(2-((5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)acetamido)benzoate" [P]. 中国发明专利, 专利号 CN 110766995 A, 授权公告日 2020-12-21.
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