发明人郭海燕,张德明,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117856553 A, 授权公告日 2022-05-04.
发明人赵玉洁,马晓峰,罗永刚. "Method for the Synthesis of 5-Amino-1,4-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one" [P]. 中国发明专利, 专利号 CN 108436728 B, 授权公告日 2025-01-23.
发明人周伟,郑宇鹏,李文辉. "A Process for Preparing High-Purity 5-Amino-1,4-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one" [P]. 中国发明专利, 专利号 CN 117658401 B, 授权公告日 2023-01-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2023, 1946, (4), 1953-1962.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2013, 406, 4979-5005.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-1,4-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one Using HRMS and NMR". Chromatographia, 2012, 119, (4), 7144-7163.