发明人郭海燕,徐明华,李文辉. "Method for the Synthesis of Methyl 1,2-dihydro-α,α-dimethyl-2-oxo-3-pyridineacetate" [P]. 中国发明专利, 专利号 CN 113711780 A, 授权公告日 2017-01-15.
发明人朱建伟,郭海燕,张德明. "A Process for Preparing High-Purity Methyl 1,2-dihydro-α,α-dimethyl-2-oxo-3-pyridineacetate" [P]. 中国发明专利, 专利号 CN 114215097 A, 授权公告日 2024-02-03.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2021, 840, (8), 6087-6113.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2018, 813, (1), 7512-7529.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 1,2-dihydro-α,α-dimethyl-2-oxo-3-pyridineacetate Using HRMS and NMR". Talanta, 2016, 1252, 8733-8746.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 2184, (5), 8935-8961.