发明人钱学锋,杨光,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116488639 A, 授权公告日 2022-09-17.
发明人马晓峰,王建平,胡光. "Method for the Synthesis of 5-(1-Ethyl-3,5-dimethyl-1h-pyrazol-4-yl)isoxazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112551835 B, 授权公告日 2025-06-03.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2012, 2412, (6), 822-833.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 1732, 6807-6829.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-(1-Ethyl-3,5-dimethyl-1h-pyrazol-4-yl)isoxazole-3-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 433, (3), 2846-2852.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 2445, (1), 8630-8642.