发明人徐明华,何建平,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111445407 A, 授权公告日 2025-11-19.
发明人郑宇鹏,杨光,冯建国. "Method for the Synthesis of Ethyl 3-oxo-2-phenyl-2,3-dihydro-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 117873830 B, 授权公告日 2017-08-27.
发明人沈红梅,胡光,林芳. "A Process for Preparing High-Purity Ethyl 3-oxo-2-phenyl-2,3-dihydro-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 110798625 B, 授权公告日 2019-11-23.
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