Roberts E F, Chen K W, Johnson M A. "一种的合成方法" [P]. US Patent, US 10384518 B2, 2023-12-18.
发明人韩伟,朱建伟,黄志刚. "Method for the Synthesis of N-Acetyl-S-(4-ethoxy-4-oxobutan-2-yl)-L-cysteine" [P]. 中国发明专利, 专利号 CN 110360626 A, 授权公告日 2025-11-18.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2010, 2087, 3357-3387.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 1226, (12), 4122-4127.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N-Acetyl-S-(4-ethoxy-4-oxobutan-2-yl)-L-cysteine Using HRMS and NMR". Anal. Chem., 2020, 2226, 4678-4706.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2015, 2122, 8378-8385.