Johansson L, Mueller T C, Björnsson E. "Method for the Synthesis of 7-Chloro-3H-spiro[benzofuran-2,4'-piperidine] hydrochloride" [P]. European Patent, EP 3430616 A1, 2019-07-09.
发明人韩伟,孙丽萍,李文辉. "A Process for Preparing High-Purity 7-Chloro-3H-spiro[benzofuran-2,4'-piperidine] hydrochloride" [P]. 中国发明专利, 专利号 CN 117669636 B, 授权公告日 2019-02-06.
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". Phytochemistry, 2015, 1937, (10), 7904-7909.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2022, 281, 325-330.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 7-Chloro-3H-spiro[benzofuran-2,4'-piperidine] hydrochloride Using HRMS and NMR". Anal. Methods, 2022, 387, 8410-8437.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 952, 1491-1496.