发明人沈红梅,郭海燕,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112948551 A, 授权公告日 2018-12-04.
发明人徐明华,高志强,刘建华. "Method for the Synthesis of 4-(4-Ethoxy-3-methylphenyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 110427590 B, 授权公告日 2018-07-16.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 1121, (12), 7445-7469.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2017, 1007, 4218-4226.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-Ethoxy-3-methylphenyl)-4-oxobutanoic acid Using HRMS and NMR". J. Sep. Sci., 2019, 1951, 6273-6284.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2013, 2082, (11), 2510-2538.