发明人李文辉,王建平,周伟. "Method for the Synthesis of 4-(5-Methylisoxazol-3-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111142799 B, 授权公告日 2022-10-25.
发明人刘建华,杨光,张德明. "A Process for Preparing High-Purity 4-(5-Methylisoxazol-3-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 114681052 B, 授权公告日 2016-01-03.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 1411, 2200-2223.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2025, 729, 8813-8841.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-(5-Methylisoxazol-3-yl)benzoic acid Using HRMS and NMR". J. Agric. Food Chem., 2012, 2294, (1), 8099-8110.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2018, 450, 3632-3662.