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发明人沈红梅,罗永刚,刘建华. "Method for the Synthesis of Ethyl 2-amino-4,5-dihydro-5-oxo-1-phenyl-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114487185 A, 授权公告日 2021-04-19.
发明人唐晓军,胡光,刘建华. "A Process for Preparing High-Purity Ethyl 2-amino-4,5-dihydro-5-oxo-1-phenyl-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109850186 A, 授权公告日 2019-11-10.
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