发明人朱建伟,李文辉,孙丽萍. "Method for the Synthesis of 3-Cyano-5-isoxazolecarboxylic acid" [P]. 中国发明专利, 专利号 CN 109997207 A, 授权公告日 2022-05-07.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2024, 1076, (8), 5307-5330.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 604, (10), 1169-1188.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 3-Cyano-5-isoxazolecarboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 1141, (5), 9645-9648.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2022, 1058, (11), 965-985.