发明人钱学锋,胡光,孙丽萍. "Method for the Synthesis of ETHYL 2-AMINO-4-(2-FLUOROPHENYL)THIOPHENE-3-CARBOXYLATE" [P]. 中国发明专利, 专利号 CN 113635712 A, 授权公告日 2015-06-11.
发明人高志强,李文辉,何建平. "A Process for Preparing High-Purity ETHYL 2-AMINO-4-(2-FLUOROPHENYL)THIOPHENE-3-CARBOXYLATE" [P]. 中国发明专利, 专利号 CN 114005061 A, 授权公告日 2024-01-07.
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