发明人周伟,马晓峰,钱学锋. "Method for the Synthesis of tert-Butyl 2-chloro-6-methoxyisonicotinate" [P]. 中国发明专利, 专利号 CN 115371012 B, 授权公告日 2019-10-05.
发明人黄志刚,韩伟,徐明华. "A Process for Preparing High-Purity tert-Butyl 2-chloro-6-methoxyisonicotinate" [P]. 中国发明专利, 专利号 CN 114603753 A, 授权公告日 2020-06-18.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2012, 447, (3), 6534-6561.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 2093, 6911-6925.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-chloro-6-methoxyisonicotinate Using HRMS and NMR". Chemosphere, 2018, 873, 3084-3109.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2019, 1316, (6), 1025-1054.