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发明人杨光,张德明,王建平. "Method for the Synthesis of 2,2'-((4-(Trifluoromethyl)pyridine-2,6-diyl)bis(sulfanediyl))diacetic acid" [P]. 中国发明专利, 专利号 CN 116205349 A, 授权公告日 2015-02-23.
发明人冯建国,钱学锋,韩伟. "A Process for Preparing High-Purity 2,2'-((4-(Trifluoromethyl)pyridine-2,6-diyl)bis(sulfanediyl))diacetic acid" [P]. 中国发明专利, 专利号 CN 111821459 A, 授权公告日 2023-10-25.
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