Kowalski A, Nielsen H, Schröder R. "Method for the Synthesis of 5-Methoxy-2-((p-tolylthio)methyl)-4H-pyran-4-one" [P]. European Patent, EP 3776848 A1, 2023-06-25.
发明人孙丽萍,刘建华,罗永刚. "A Process for Preparing High-Purity 5-Methoxy-2-((p-tolylthio)methyl)-4H-pyran-4-one" [P]. 中国发明专利, 专利号 CN 110201512 A, 授权公告日 2021-08-14.
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". J. Sep. Sci., 2020, 1670, 1718-1733.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 1085, 1518-1541.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methoxy-2-((p-tolylthio)methyl)-4H-pyran-4-one Using HRMS and NMR". Talanta, 2015, 2469, (7), 8917-8937.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2022, 1831, 6758-6763.