Roberts E F, Fischer A B, Chen K W. "一种的合成方法" [P]. US Patent, US 9450533 B2, 2015-04-06.
发明人张德明,陈志强,钱学锋. "Method for the Synthesis of 2-Amino-4,5-dimethyl-1-(4-nitrophenyl)-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 112294889 B, 授权公告日 2020-08-06.
发明人冯建国,徐明华,王建平. "A Process for Preparing High-Purity 2-Amino-4,5-dimethyl-1-(4-nitrophenyl)-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115676935 A, 授权公告日 2024-09-05.
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