发明人郭海燕,马晓峰,林芳. "Method for the Synthesis of 2-(1-Amino-2-((4-chlorophenyl)thio)ethylidene)malononitrile" [P]. 中国发明专利, 专利号 CN 110864180 A, 授权公告日 2025-08-24.
发明人胡光,唐晓军,钱学锋. "A Process for Preparing High-Purity 2-(1-Amino-2-((4-chlorophenyl)thio)ethylidene)malononitrile" [P]. 中国发明专利, 专利号 CN 108488185 B, 授权公告日 2020-04-19.
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