Martínez F, Kowalski A, Rossi M. "一种的合成方法" [P]. European Patent, EP 3418050 A1, 2024-12-06.
发明人徐明华,何建平,高志强. "Method for the Synthesis of 4-Amino-2,5,7-trichloro-9H-fluoren-9-ol" [P]. 中国发明专利, 专利号 CN 111336197 A, 授权公告日 2015-03-17.
Patel M V, Fischer A B, Park J H. "A Process for Preparing High-Purity 4-Amino-2,5,7-trichloro-9H-fluoren-9-ol" [P]. US Patent, US 10451773 B2, 2015-07-04.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2020, 2081, 5944-5947.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2019, 2290, (11), 3512-3520.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-2,5,7-trichloro-9H-fluoren-9-ol Using HRMS and NMR". Anal. Methods, 2013, 2389, 7548-7576.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2016, 1329, (5), 3258-3276.