发明人沈红梅,郑宇鹏,郭海燕. "一种法舒地尔杂质13的合成方法" [P]. 中国发明专利, 专利号 CN 110930265 A, 授权公告日 2017-03-06.
Nowak P, Nielsen H, Björnsson E. "Method for the Synthesis of Fasudil Impurity 13" [P]. European Patent, EP 3882851 A1, 2024-12-02.
Lee S K, Anderson J P, Patel M V. "A Process for Preparing High-Purity Fasudil Impurity 13" [P]. US Patent, US 9846418 B2, 2021-02-04.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 法舒地尔杂质13 in Pharmaceutical Formulations". J. Sep. Sci., 2024, 1447, (12), 3779-3799.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 法舒地尔杂质13 as an Impurity". Chromatographia, 2012, 1353, 5740-5756.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Fasudil Impurity 13 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 623, (2), 8877-8894.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 法舒地尔杂质13 Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 2221, (10), 1026-1039.