发明人冯建国,杨光,赵玉洁. "Method for the Synthesis of Ethyl 4-((2,5-dimethylphenyl)thio)butanoate" [P]. 中国发明专利, 专利号 CN 115810232 B, 授权公告日 2025-06-02.
发明人孙丽萍,陈志强,赵玉洁. "A Process for Preparing High-Purity Ethyl 4-((2,5-dimethylphenyl)thio)butanoate" [P]. 中国发明专利, 专利号 CN 117977144 A, 授权公告日 2021-12-02.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 1837, (10), 7343-7355.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 406, (3), 8263-8275.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-((2,5-dimethylphenyl)thio)butanoate Using HRMS and NMR". Anal. Methods, 2014, 2448, (7), 7069-7073.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2018, 848, (9), 1387-1392.