发明人冯建国,孙丽萍,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116251315 A, 授权公告日 2020-08-22.
发明人黄志刚,朱建伟,郑宇鹏. "Method for the Synthesis of Ethyl 2-((4-chloro-3-nitrophenyl)amino)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 111288692 B, 授权公告日 2018-04-19.
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