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发明人马晓峰,杨光,韩伟. "Method for the Synthesis of 3-[[[4-(Acetylamino)phenyl]thio]methyl]-5-amino-4-cyano-2-thiophenecarboxylicacid ethylester" [P]. 中国发明专利, 专利号 CN 116593701 B, 授权公告日 2023-09-21.
发明人韩伟,朱建伟,郭海燕. "A Process for Preparing High-Purity 3-[[[4-(Acetylamino)phenyl]thio]methyl]-5-amino-4-cyano-2-thiophenecarboxylicacid ethylester" [P]. 中国发明专利, 专利号 CN 114714463 B, 授权公告日 2022-12-06.
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