发明人韩伟,徐明华,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117398929 A, 授权公告日 2023-05-08.
Klinger H, Roberts E F, Thompson G K. "Method for the Synthesis of 4-Bromo-3-(4-methoxyphenyl)-4-methyl-1H-pyrazol-5(4H)-one" [P]. US Patent, US 10842222 B2, 2018-07-26.
发明人马晓峰,黄志刚,李文辉. "A Process for Preparing High-Purity 4-Bromo-3-(4-methoxyphenyl)-4-methyl-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 116376235 B, 授权公告日 2019-02-09.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 1324, (1), 1281-1296.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2017, 1795, (11), 3104-3111.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-3-(4-methoxyphenyl)-4-methyl-1H-pyrazol-5(4H)-one Using HRMS and NMR". J. Agric. Food Chem., 2019, 1692, 1167-1188.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2010, 1046, (3), 6644-6667.