发明人何建平,陈志强,唐晓军. "Method for the Synthesis of 6'-Chloro-6-(2-chlorophenoxy)-[2,3'-bipyridine]-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110250149 B, 授权公告日 2023-03-26.
Nielsen H, Sørensen M, Kowalski A. "A Process for Preparing High-Purity 6'-Chloro-6-(2-chlorophenoxy)-[2,3'-bipyridine]-5-carboxylic acid" [P]. European Patent, EP 3803871 A1, 2016-11-15.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 657, (6), 1987-1997.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 410, 6784-6799.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 6'-Chloro-6-(2-chlorophenoxy)-[2,3'-bipyridine]-5-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 847, 3229-3240.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2021, 356, (4), 3249-3265.