发明人何建平,马晓峰,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110141423 A, 授权公告日 2025-06-16.
发明人冯建国,钱学锋,郑宇鹏. "Method for the Synthesis of Ethyl 2-Amino-4-(pyridin-2-yl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116254666 B, 授权公告日 2023-10-18.
发明人朱建伟,刘建华,周伟. "A Process for Preparing High-Purity Ethyl 2-Amino-4-(pyridin-2-yl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111520294 B, 授权公告日 2021-03-16.
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