发明人周伟,马晓峰,郑宇鹏. "Method for the Synthesis of 1-((((9H-fluoren-9-yl)methoxy)carbonyl)(methyl)amino)cyclohexane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109754835 B, 授权公告日 2023-01-22.
Anderson J P, Schröder R, O'Brien P Q. "A Process for Preparing High-Purity 1-((((9H-fluoren-9-yl)methoxy)carbonyl)(methyl)amino)cyclohexane-1-carboxylic acid" [P]. US Patent, US 10053806 B2, 2018-06-23.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 1307, (10), 783-794.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 2018, (6), 4024-4039.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-((((9H-fluoren-9-yl)methoxy)carbonyl)(methyl)amino)cyclohexane-1-carboxylic acid Using HRMS and NMR". Molecules, 2012, 662, (4), 9288-9312.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 1154, (4), 1270-1282.