发明人杨光,郭海燕,林芳. "Method for the Synthesis of 1-Butyl-2-[(E)-[(4-chloro-3-nitrophenyl)methylidene]amino]-4,5-diphenyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115147369 A, 授权公告日 2021-10-18.
发明人王建平,钱学锋,高志强. "A Process for Preparing High-Purity 1-Butyl-2-[(E)-[(4-chloro-3-nitrophenyl)methylidene]amino]-4,5-diphenyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 117150612 A, 授权公告日 2023-03-15.
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