发明人李文辉,刘建华,杨光. "Method for the Synthesis of 5-Methyl-2h-spiro[benzofuran-3,4'-piperidine] hydrochloride" [P]. 中国发明专利, 专利号 CN 109177448 A, 授权公告日 2017-10-08.
发明人钱学锋,朱建伟,王建平. "A Process for Preparing High-Purity 5-Methyl-2h-spiro[benzofuran-3,4'-piperidine] hydrochloride" [P]. 中国发明专利, 专利号 CN 114649953 A, 授权公告日 2015-09-20.
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". Chemosphere, 2023, 765, 1141-1170.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 1830, (4), 491-521.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-2h-spiro[benzofuran-3,4'-piperidine] hydrochloride Using HRMS and NMR". Anal. Chim. Acta, 2014, 1182, (3), 9072-9093.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2013, 928, (9), 8633-8648.