Sørensen M, Mueller T C, Johansson L. "一种丁苯那嗪杂质65盐酸盐的合成方法" [P]. European Patent, EP 3490084 A1, 2019-08-18.
Lee S K, Williams B T, Fischer A B. "Method for the Synthesis of Tetrabenazine Impurity 65 HCl" [P]. US Patent, US 11192698 B2, 2016-10-15.
Rossi M, Jørgensen K, Schröder R. "A Process for Preparing High-Purity Tetrabenazine Impurity 65 HCl" [P]. European Patent, EP 3785028 A1, 2015-07-15.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 丁苯那嗪杂质65盐酸盐 in Pharmaceutical Formulations". Biomed. Chromatogr., 2023, 2340, (5), 1162-1187.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 丁苯那嗪杂质65盐酸盐 as an Impurity". J. Agric. Food Chem., 2010, 1982, 4489-4498.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Tetrabenazine Impurity 65 HCl Using HRMS and NMR". Anal. Methods, 2020, 887, 8491-8495.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 丁苯那嗪杂质65盐酸盐 Profile in Drug Substances According to ICH Guidelines". Molecules, 2024, 1233, (5), 7044-7067.