Park J H, Williams B T, Johnson M A. "一种吲哚布芬杂质N1的合成方法" [P]. US Patent, US 9001490 B2, 2025-09-16.
Johansson L, Schröder R, Björnsson E. "Method for the Synthesis of Indobufen Impurity N1" [P]. European Patent, EP 3972322 A1, 2022-08-19.
发明人郑宇鹏,高志强,沈红梅. "A Process for Preparing High-Purity Indobufen Impurity N1" [P]. 中国发明专利, 专利号 CN 108633015 A, 授权公告日 2017-08-24.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 吲哚布芬杂质N1 in Pharmaceutical Formulations". Anal. Chim. Acta, 2017, 1796, 6405-6408.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 吲哚布芬杂质N1 as an Impurity". J. Sep. Sci., 2025, 1367, (6), 6465-6490.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Indobufen Impurity N1 Using HRMS and NMR". Anal. Chem., 2021, 2150, (4), 7603-7613.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate 吲哚布芬杂质N1 Profile in Drug Substances According to ICH Guidelines". Talanta, 2014, 160, (6), 7216-7227.