发明人高志强,冯建国,孙丽萍. "Method for the Synthesis of 5-(2-Fluorophenoxy)pyrazine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113548230 B, 授权公告日 2020-08-19.
发明人沈红梅,郑宇鹏,周伟. "A Process for Preparing High-Purity 5-(2-Fluorophenoxy)pyrazine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110347952 B, 授权公告日 2017-10-01.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2017, 708, (10), 3161-3172.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 863, (7), 6119-6136.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2-Fluorophenoxy)pyrazine-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2022, 1603, (1), 8047-8064.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2019, 2424, 6165-6191.