发明人孙丽萍,杨光,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113457196 A, 授权公告日 2016-05-23.
Klinger H, O'Brien P Q, Yamamoto T. "Method for the Synthesis of 4-Ethynyl-1-methylpyridin-2(1H)-one" [P]. US Patent, US 10778544 B2, 2021-02-26.
发明人张德明,赵玉洁,林芳. "A Process for Preparing High-Purity 4-Ethynyl-1-methylpyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 110103506 A, 授权公告日 2024-09-07.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2025, 1236, 4406-4426.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 1797, (11), 2322-2340.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethynyl-1-methylpyridin-2(1H)-one Using HRMS and NMR". J. Agric. Food Chem., 2010, 1804, 4716-4721.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2017, 2061, (4), 5089-5100.