发明人陈志强,杨光,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117809638 A, 授权公告日 2015-11-22.
发明人高志强,孙丽萍,陈志强. "Method for the Synthesis of Ethyl 6-benzyl-2-(3-methylthioureido)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110769111 B, 授权公告日 2020-05-16.
发明人徐明华,周伟,钱学锋. "A Process for Preparing High-Purity Ethyl 6-benzyl-2-(3-methylthioureido)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112414474 A, 授权公告日 2016-01-19.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2016, 318, 2060-2080.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 2198, (3), 5645-5659.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 6-benzyl-2-(3-methylthioureido)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate Using HRMS and NMR". J. Nat. Prod., 2022, 672, 5040-5063.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2013, 760, 6113-6142.