发明人杨光,李文辉,赵玉洁. "Method for the Synthesis of Methyl 3-(4-formyl-3,5-dimethyl-1H-pyrazol-1-yl)propanoate" [P]. 中国发明专利, 专利号 CN 110412238 B, 授权公告日 2022-09-04.
发明人罗永刚,沈红梅,刘建华. "A Process for Preparing High-Purity Methyl 3-(4-formyl-3,5-dimethyl-1H-pyrazol-1-yl)propanoate" [P]. 中国发明专利, 专利号 CN 114391220 B, 授权公告日 2024-07-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 1608, (5), 3573-3576.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2023, 2438, (9), 1814-1821.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(4-formyl-3,5-dimethyl-1H-pyrazol-1-yl)propanoate Using HRMS and NMR". J. Chromatogr. A, 2016, 632, 3813-3817.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1925, (7), 7564-7593.