Björnsson E, Martínez F, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3651471 A1, 2019-06-01.
Kowalski A, Lefèvre J P, Nielsen H. "Method for the Synthesis of 5-O-Acetyl (R)-Lisofylline" [P]. European Patent, EP 3305979 A1, 2021-11-12.
Anderson J P, Chen K W, Williams B T. "A Process for Preparing High-Purity 5-O-Acetyl (R)-Lisofylline" [P]. US Patent, US 10322891 B2, 2024-12-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2011, 2338, 1039-1044.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2018, 383, (11), 6424-6454.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-O-Acetyl (R)-Lisofylline Using HRMS and NMR". Biomed. Chromatogr., 2022, 1112, (7), 9553-9572.