Jørgensen K, Mueller T C, Rossi M. "Method for the Synthesis of Tert-butyl 2-(4-methoxyphenyl)-3-thioxo-1,4,8-triazaspiro[4.5]Dec-1-ene-8-carboxylate" [P]. European Patent, EP 3529448 A1, 2025-10-11.
发明人陈志强,王建平,朱建伟. "A Process for Preparing High-Purity Tert-butyl 2-(4-methoxyphenyl)-3-thioxo-1,4,8-triazaspiro[4.5]Dec-1-ene-8-carboxylate" [P]. 中国发明专利, 专利号 CN 111312546 A, 授权公告日 2016-10-20.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 1432, (2), 2632-2655.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2014, 1935, 3808-3835.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 2-(4-methoxyphenyl)-3-thioxo-1,4,8-triazaspiro[4.5]Dec-1-ene-8-carboxylate Using HRMS and NMR". Sci. Total Environ., 2025, 1141, 5911-5939.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2011, 118, (6), 2676-2689.