发明人马晓峰,郑宇鹏,郭海燕. "Method for the Synthesis of 9,9'-(2-(1-Phenyl-1H-benzo[d]imidazol-2-yl)-1,3-phenylene)bis(9H-carbazole)" [P]. 中国发明专利, 专利号 CN 115832078 B, 授权公告日 2020-06-23.
发明人李文辉,胡光,何建平. "A Process for Preparing High-Purity 9,9'-(2-(1-Phenyl-1H-benzo[d]imidazol-2-yl)-1,3-phenylene)bis(9H-carbazole)" [P]. 中国发明专利, 专利号 CN 117460717 B, 授权公告日 2017-12-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2015, 1448, 1852-1874.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 2038, (4), 3035-3055.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 9,9'-(2-(1-Phenyl-1H-benzo[d]imidazol-2-yl)-1,3-phenylene)bis(9H-carbazole) Using HRMS and NMR". Anal. Methods, 2025, 2051, 6399-6420.