Lee S K, Chen K W, Yamamoto T. "Method for the Synthesis of Methyl 2-(methylamino)-2-(pyridin-4-yl)propanoate" [P]. US Patent, US 10274961 B2, 2020-03-22.
Nowak P, Kowalski A, Jørgensen K. "A Process for Preparing High-Purity Methyl 2-(methylamino)-2-(pyridin-4-yl)propanoate" [P]. European Patent, EP 3383601 A1, 2025-09-20.
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., 2018, 357, (5), 7342-7353.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 302, 5767-5786.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-(methylamino)-2-(pyridin-4-yl)propanoate Using HRMS and NMR". Anal. Methods, 2023, 1556, (7), 2950-2970.