发明人徐明华,唐晓军,何建平. "Method for the Synthesis of Ethyl 4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110893827 B, 授权公告日 2016-02-10.
发明人马晓峰,郭海燕,唐晓军. "A Process for Preparing High-Purity Ethyl 4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111047487 A, 授权公告日 2021-06-18.
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