发明人钱学锋,罗永刚,孙丽萍. "Method for the Synthesis of 9,9-Dimethyl-N-(p-tolyl)-9H-fluoren-2-amine" [P]. 中国发明专利, 专利号 CN 113033445 B, 授权公告日 2020-11-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 864, (12), 4689-4706.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 2086, 83-93.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 9,9-Dimethyl-N-(p-tolyl)-9H-fluoren-2-amine Using HRMS and NMR". Phytochemistry, 2012, 1956, (3), 8458-8481.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2024, 1301, 7313-7316.