发明人刘建华,赵玉洁,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108751878 A, 授权公告日 2023-07-06.
Hughes D C, O'Brien P Q, Lee S K. "Method for the Synthesis of 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-5-amine)" [P]. US Patent, US 9976673 B2, 2024-05-17.
发明人韩伟,黄志刚,沈红梅. "A Process for Preparing High-Purity 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-5-amine)" [P]. 中国发明专利, 专利号 CN 113393119 A, 授权公告日 2021-11-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2018, 2307, (7), 9979-9983.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 2473, 1369-1392.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2,2'-(1,4-Phenylene)bis(benzo[d]oxazol-5-amine) Using HRMS and NMR". Chromatographia, 2012, 1963, (1), 9763-9784.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 819, 3297-3320.