发明人王建平,何建平,罗永刚. "Method for the Synthesis of Methyl 4-((dimethylamino)methylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113399356 B, 授权公告日 2025-06-24.
发明人朱建伟,何建平,王建平. "A Process for Preparing High-Purity Methyl 4-((dimethylamino)methylene)-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113785056 B, 授权公告日 2015-03-04.
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