Mueller T C, Johansson L, Jørgensen K. "Method for the Synthesis of Revefenacin Impurity 27" [P]. European Patent, EP 3130988 A1, 2024-06-10.
Johnson M A, Stevens L M, Davis P L. "A Process for Preparing High-Purity Revefenacin Impurity 27" [P]. US Patent, US 9704076 B2, 2024-06-05.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 雷芬那辛杂质27 in Pharmaceutical Formulations". Environ. Sci. Technol., 2024, 181, (6), 7557-7573.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 雷芬那辛杂质27 as an Impurity". Food Chem., 2016, 172, 8871-8891.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Revefenacin Impurity 27 Using HRMS and NMR". Chemosphere, 2013, 102, 5150-5178.