Yamamoto T, Anderson J P, Schröder R. "Method for the Synthesis of 2-{[3-cyano-6-(thiophen-2-yl)-4-(trifluoromethyl)pyridin-2-yl]sulfanyl}acetic acid" [P]. US Patent, US 9516569 B2, 2020-01-24.
发明人徐明华,钱学锋,李文辉. "A Process for Preparing High-Purity 2-{[3-cyano-6-(thiophen-2-yl)-4-(trifluoromethyl)pyridin-2-yl]sulfanyl}acetic acid" [P]. 中国发明专利, 专利号 CN 116149029 A, 授权公告日 2023-12-15.
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