发明人马晓峰,郭海燕,胡光. "Method for the Synthesis of Ethyl spiro[cyclopropane-1,9'-fluorene]-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115434617 B, 授权公告日 2016-12-13.
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". Food Chem., 2010, 2477, (4), 1372-1396.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2018, 2070, (12), 3907-3923.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl spiro[cyclopropane-1,9'-fluorene]-2-carboxylate Using HRMS and NMR". Phytochemistry, 2025, 2309, 6430-6454.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2014, 2011, 2251-2280.