发明人杨光,林芳,钱学锋. "Method for the Synthesis of Ethyl 2-((4-chloro-2-methylphenyl)thio)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 112425314 A, 授权公告日 2021-11-01.
发明人刘建华,何建平,黄志刚. "A Process for Preparing High-Purity Ethyl 2-((4-chloro-2-methylphenyl)thio)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 113211134 A, 授权公告日 2025-05-28.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 718, 3074-3077.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2025, 641, 1816-1825.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-((4-chloro-2-methylphenyl)thio)-2-oxoacetate Using HRMS and NMR". J. Agric. Food Chem., 2018, 1019, (1), 7796-7807.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2013, 1234, 9460-9489.