发明人胡光,高志强,何建平. "Method for the Synthesis of 4-Amino-5-hydroxy-2H-pyrrole-3-carboxamide" [P]. 中国发明专利, 专利号 CN 109102394 A, 授权公告日 2020-08-19.
发明人刘建华,李文辉,张德明. "A Process for Preparing High-Purity 4-Amino-5-hydroxy-2H-pyrrole-3-carboxamide" [P]. 中国发明专利, 专利号 CN 113837746 A, 授权公告日 2023-04-10.
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