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发明人孙丽萍,刘建华,郭海燕. "Method for the Synthesis of (2Z)-2-(4-Chlorobenzenesulfonyl)-3-{[4-(pyridin-2-ylsulfanyl)phenyl]amino}prop-2-enenitrile" [P]. 中国发明专利, 专利号 CN 116407260 A, 授权公告日 2025-01-18.
发明人徐明华,胡光,王建平. "A Process for Preparing High-Purity (2Z)-2-(4-Chlorobenzenesulfonyl)-3-{[4-(pyridin-2-ylsulfanyl)phenyl]amino}prop-2-enenitrile" [P]. 中国发明专利, 专利号 CN 115405839 A, 授权公告日 2023-04-09.
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