Mueller T C, Sørensen M, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3828546 A1, 2018-05-02.
Lee S K, Schröder R, Yamamoto T. "Method for the Synthesis of Toluene-4-sulfonic acid 4-tert-butoxycarbonylamino-cyclohexyl ester" [P]. US Patent, US 11533977 B2, 2018-03-24.
发明人周伟,赵玉洁,孙丽萍. "A Process for Preparing High-Purity Toluene-4-sulfonic acid 4-tert-butoxycarbonylamino-cyclohexyl ester" [P]. 中国发明专利, 专利号 CN 114776223 A, 授权公告日 2020-01-02.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2014, 904, (9), 5196-5200.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2017, 1015, (5), 2102-2127.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Toluene-4-sulfonic acid 4-tert-butoxycarbonylamino-cyclohexyl ester Using HRMS and NMR". J. Chromatogr. A, 2014, 2278, (10), 3856-3883.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2016, 1622, 4216-4235.