Johansson L, Nielsen H, Schröder R. "一种丁卡因杂质5的合成方法" [P]. European Patent, EP 3681926 A1, 2022-01-10.
发明人徐明华,马晓峰,郭海燕. "Method for the Synthesis of Tetracaine Impurity 5" [P]. 中国发明专利, 专利号 CN 117540710 B, 授权公告日 2021-05-01.
发明人钱学锋,朱建伟,郭海燕. "A Process for Preparing High-Purity Tetracaine Impurity 5" [P]. 中国发明专利, 专利号 CN 108905077 A, 授权公告日 2016-01-19.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 丁卡因杂质5 in Pharmaceutical Formulations". J. Agric. Food Chem., 2012, 420, 4732-4745.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 丁卡因杂质5 as an Impurity". Anal. Methods, 2013, 654, 7399-7429.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Tetracaine Impurity 5 Using HRMS and NMR". Biomed. Chromatogr., 2019, 2358, (10), 1067-1095.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 丁卡因杂质5 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 1283, (5), 4776-4795.